[moshi] Skip Moshiko integration tests whose checkpoint is gone (#50017)
* [moshi] Remove Moshiko integration tests whose checkpoint is gone
kmhf/hf-moshiko no longer exists on the Hub and there is no public
transformers-format Moshiko checkpoint to replace it. Moshika tests
keep covering the same generation path.
Fixes #50016
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
* [moshi] Skip the Moshiko integration tests instead of removing them
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>