Replace deprecated batch_size with max_batch_size when using HybridCache (#35498)
* Replace deprecated batch_size with max_batch_size
- Functionality remains the same, because property getter batch_size(self) returned max_batch_size anyways.
- This change just avoids an unnecessary warning about deprecation.
* Use max_batch_size instead of deprecated batch_size with HybridCache
* Use max_batch_size instead of deprecated batch_size with HybridCache
- Change generated code to match original source