collab: Remove `has_predict_edits_feature_flag` from `LlmTokenClaims` (#28879)

This PR removes the `has_predict_edits_feature_flag` field from the
`LlmTokenClaims`.

We are no longer reading this anywhere.

Release Notes:

- N/A
bb0b2a5b7bMarshall Bowers committed on 4/16/2025, 5:11:18 PM· committed by GitHubparent5c2c6d7
1 file changedLine totals unavailable