AT:

use carbon components in report configuration popover on reports edit page

Testing Notes:

the following parts of the configuration modal has been changed (example report setup to test the feature):

• show instance count toggle (report with one process definition)
• bucket size:
  • simple version (process instance report grouped by number variable)
  • extended version(process instance report grouped by duration)
• duration bucket units (process instance report grouped by date variable)
• precision (process instance report grouped by duration)