docs: Regenerate docs for 1.73.1

PiperOrigin-RevId: 899770071

Author: wanlin31

CHANGELOG.md

@@ -1,18 +1,5 @@
 # Changelog
 
-## [1.73.1](https://github.com/googleapis/python-genai/compare/v1.73.0...v1.73.1) (2026-04-14)
-
-
-### Bug Fixes
-
-* Refactor Webhook types in GenAI SDKs for easier useage ([3f36ca1](https://github.com/googleapis/python-genai/commit/3f36ca11b30904c8f82dd3e7e3b59eff3bde6a3b))
-* Rename `webhooks.retrieve` to `webhooks.get`. ([649f4b0](https://github.com/googleapis/python-genai/commit/649f4b06d7bd78a23dd77b06713c6ca5c65321f9))
-
-
-### Documentation
-
-* Update python docs for 1.73.0 ([acd3767](https://github.com/googleapis/python-genai/commit/acd3767bff513524172ddd7726b147d01c245f1c))
-
 ## [1.73.0](https://github.com/googleapis/python-genai/compare/v1.72.0...v1.73.0) (2026-04-13)