add e2e tests for #10389 and #9926

[aalves08]

Summary

Fixes #10389
Fixes #9926

Occurred changes and/or fixed issues

• Adds e2e tests for v2 monitoring
• sneaky fix for a unit test with Carousel component to improve assertion quality

Technical notes summary

Areas or cases that should be tested

Areas which could experience regressions

Screenshot/Video

Checklist

• The PR is linked to an issue and the linked issue has a Milestone, or no issue is needed
• The PR has a Milestone
• The PR template has been filled out
• The PR has been self reviewed
• The PR has a reviewer assigned
• The PR has automated tests or clear instructions for manual tests and the linked issue has appropriate QA labels, or tests are not needed
• The PR has reviewed with UX and tested in light and dark mode, or there are no UX changes

[aalves08]

FYI @richard-cox

like other PR's, if this goes in, we can remove the label automation-candidate and remove the label QA-manual-test from both issues

[rak-phillip]

LGTM