OCPBUGS-16141: Fix ArtifactHub integration e2e test

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Fixes:

https://issues.redhat.com/browse/OCPBUGS-16141

Analysis / Root cause:

The git-clone information in ArtifactHub probably wasn't done loading yet as cypress clicks on it quickly

Solution Description:

Disable the add button until it loads

Screen shots / Gifs for design review:

Unit test coverage report:

n/a

Test setup:

n/a

Browser conformance:

• [ ] Chrome
• [ ] Firefox
• [ ] Safari

Additional notes: