Add OCI chart support to repositories pages

[momesgin]

Summary

Fixes #9815

Occurred changes and/or fixed issues

Added a third option to the radio buttons on the repositories pages to support creating OCI charts.

Technical notes summary

Areas or cases that should be tested

All the requirements on the issue.

Areas which could experience regressions

To be safe we should test the other two types of cluster repos as well, i.e. Helm Url and Git Repo

Screenshot/Video

will be added soon

Checklist

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

[rohitsakala]

The type in this screenshot should be changed from http to OCI