Wrap custom element registration in a try/catch to prevent noisy or blocking failures from preventing component upgrades.

Testing instructions

• Load the same class twice on the page, no errors should be thrown (AT)
• Load two separate classes with the same tag name, no errors should be thrown (AT)
• Load a components with different versions defined, turn on debugging logs; should see a warning (AT)

Ready-for-merge Checklist

Check off items as they are completed. Feel free to delete items if they are not applicable.

• Expected files: all files in this pull request are related to one request or issue (no stragglers or scope-creep).
• Tests have been updated to cover these changes.
• Changelog updated (required for fix and feat changes).

Merging

Please squash when merging and ensure your commit message uses conventional commit formatting.

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