LoginIT in webapps integration tests is unstable

Acceptance Criteria (Required on creation):

• The test fails often which requires time to understand the problem and re-run builds
• Before the last patches, the following builds were failing in this test:
  • https://ci.cambpm.camunda.cloud/view/all/job/7.12/view/Broken/job/7.12-EE-webapp-IT-jbosseap-72-h2/
  • https://ci.cambpm.camunda.cloud/view/all/job/7.12/view/Broken/job/7.12-EE-webapp-IT-standalone-jbosseap-64/
  • https://ci.cambpm.camunda.cloud/view/all/job/7.12/view/Broken/job/7.12-EE-webapp-IT-standalone-jbosseap-72/
  • https://ci.cambpm.camunda.cloud/view/all/job/7.13/view/Broken/job/7.13-camunda-run-IT/
  • https://ci.cambpm.camunda.cloud/view/all/job/7.14/view/Broken/job/7.14-webapp-IT-standalone-wildfly/

Hints (Optional):

• Example output from https://ci.cambpm.camunda.cloud/view/all/job/7.14/view/Broken/job/7.14-webapp-IT-standalone-wildfly/286/testReport/junit/org.camunda.bpm/LoginIT/shouldLoginToTasklist/
• Error message

  Timed out after 10 seconds waiting for visibility of element located by By.cssSelector: .modal-close
  Build info: version: '2.45.0', revision: '5017cb8e7ca8e37638dc3091b2440b90a1d8686f', time: '2015-02-27 09:10:26'
  System info: host: 'chrome-78-v2pk9', ip: '10.100.75.2', os.name: 'Linux', os.arch: 'amd64', os.version: '4.19.150+', java.version: '1.8.0_181'
  Driver info: org.openqa.selenium.chrome.ChromeDriver
  Capabilities [{mobileEmulationEnabled=false, timeouts={implicit=0, pageLoad=300000, script=30000}, hasTouchScreen=false, platform=LINUX, acceptSslCerts=false, goog:chromeOptions={debuggerAddress=localhost:38659}, acceptInsecureCerts=false, webStorageEnabled=true, browserName=chrome, takesScreenshot=true, javascriptEnabled=true, setWindowRect=true, unexpectedAlertBehaviour=ignore, applicationCacheEnabled=false, rotatable=false, networkConnectionEnabled=false, chrome={chromedriverVersion=78.0.3904.70 (edb9c9f3de0247fd912a77b7f6cae7447f6d3ad5-refs/branch-heads/3904@{#800}), userDataDir=/tmp/.com.google.Chrome.iUL7UN}, takesHeapSnapshot=true, pageLoadStrategy=normal, strictFileInteractability=false, databaseEnabled=false, handlesAlerts=true, version=78.0.3904.108, browserConnectionEnabled=false, proxy={}, nativeEvents=true, locationContextEnabled=true, cssSelectorsEnabled=true}]
  Session ID: c803ef77177950d49367fec541650a82
  

• Stacktrace

  org.openqa.selenium.TimeoutException: 
  Timed out after 10 seconds waiting for visibility of element located by By.cssSelector: .modal-close
  Build info: version: '2.45.0', revision: '5017cb8e7ca8e37638dc3091b2440b90a1d8686f', time: '2015-02-27 09:10:26'
  System info: host: 'chrome-78-v2pk9', ip: '10.100.75.2', os.name: 'Linux', os.arch: 'amd64', os.version: '4.19.150+', java.version: '1.8.0_181'
  Driver info: org.openqa.selenium.chrome.ChromeDriver
  Capabilities [{mobileEmulationEnabled=false, timeouts={implicit=0, pageLoad=300000, script=30000}, hasTouchScreen=false, platform=LINUX, acceptSslCerts=false, goog:chromeOptions={debuggerAddress=localhost:38659}, acceptInsecureCerts=false, webStorageEnabled=true, browserName=chrome, takesScreenshot=true, javascriptEnabled=true, setWindowRect=true, unexpectedAlertBehaviour=ignore, applicationCacheEnabled=false, rotatable=false, networkConnectionEnabled=false, chrome={chromedriverVersion=78.0.3904.70 (edb9c9f3de0247fd912a77b7f6cae7447f6d3ad5-refs/branch-heads/3904@{#800}), userDataDir=/tmp/.com.google.Chrome.iUL7UN}, takesHeapSnapshot=true, pageLoadStrategy=normal, strictFileInteractability=false, databaseEnabled=false, handlesAlerts=true, version=78.0.3904.108, browserConnectionEnabled=false, proxy={}, nativeEvents=true, locationContextEnabled=true, cssSelectorsEnabled=true}]
  Session ID: c803ef77177950d49367fec541650a82
  	at org.camunda.bpm.LoginIT.login(LoginIT.java:50)
  	at org.camunda.bpm.LoginIT.loginToTasklist(LoginIT.java:85)
  	at org.camunda.bpm.LoginIT.shouldLoginToTasklist(LoginIT.java:79)
  Caused by: org.openqa.selenium.NoSuchElementException: 
  no such element: Unable to locate element: {"method":"css selector","selector":".modal-close"}
    (Session info: chrome=78.0.3904.108)
    (Driver info: chromedriver=78.0.3904.70 (edb9c9f3de0247fd912a77b7f6cae7447f6d3ad5-refs/branch-heads/3904@{#800}),platform=Linux 4.19.150+ x86_64) (WARNING: The server did not provide any stacktrace information)
  Command duration or timeout: 17 milliseconds
  For documentation on this error, please visit: http://seleniumhq.org/exceptions/no_such_element.html
  Build info: version: '2.45.0', revision: '5017cb8e7ca8e37638dc3091b2440b90a1d8686f', time: '2015-02-27 09:10:26'
  System info: host: 'chrome-78-v2pk9', ip: '10.100.75.2', os.name: 'Linux', os.arch: 'amd64', os.version: '4.19.150+', java.version: '1.8.0_181'
  Driver info: org.openqa.selenium.chrome.ChromeDriver
  Capabilities [{mobileEmulationEnabled=false, timeouts={implicit=0, pageLoad=300000, script=30000}, hasTouchScreen=false, platform=LINUX, acceptSslCerts=false, goog:chromeOptions={debuggerAddress=localhost:38659}, acceptInsecureCerts=false, webStorageEnabled=true, browserName=chrome, takesScreenshot=true, javascriptEnabled=true, setWindowRect=true, unexpectedAlertBehaviour=ignore, applicationCacheEnabled=false, rotatable=false, networkConnectionEnabled=false, chrome={chromedriverVersion=78.0.3904.70 (edb9c9f3de0247fd912a77b7f6cae7447f6d3ad5-refs/branch-heads/3904@{#800}), userDataDir=/tmp/.com.google.Chrome.iUL7UN}, takesHeapSnapshot=true, pageLoadStrategy=normal, strictFileInteractability=false, databaseEnabled=false, handlesAlerts=true, version=78.0.3904.108, browserConnectionEnabled=false, proxy={}, nativeEvents=true, locationContextEnabled=true, cssSelectorsEnabled=true}]
  Session ID: c803ef77177950d49367fec541650a82
  *** Element info: {Using=css selector, value=.modal-close}
  	at org.camunda.bpm.LoginIT.login(LoginIT.java:50)
  	at org.camunda.bpm.LoginIT.loginToTasklist(LoginIT.java:85)
  	at org.camunda.bpm.LoginIT.shouldLoginToTasklist(LoginIT.java:79)
  

• See Standard Out attached