forward-port PRs 11997 and 12018

[aalves08]

Summary

Fixes #12001

Forward-port of PRs #11997 and #12018

Occurred changes and/or fixed issues

• Forward-port of PRs Fix e2e tests failing on 2.9 because of extension version that shouldn't be available to install #11997 and add missing check on isSupportedChartVersion with code refactor #12018

Technical notes summary

Areas or cases that should be tested

To test on a 2.9 and 2.10 systems

• Add the ui-plugin-examples repo -> branch main and make sure that messages in the extension card and slide-in panel buttons are matching the annotations for that repo
• Add the elemental-ui repo -> branch gh-pages and make sure that messages in the extension card and slide-in panel buttons are matching the annotations for that repo

Areas which could experience regressions

Screenshot/Video

2.9

2.10

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

[jordojordo]

lgtm