[Fabric] Unfork BoundedConsumableBuffer.h

[marlenecota]

Summary

The RNW integration to RN 04/13 (#13226) adds EventPerformanceLogger.cpp and we're getting the following error:

Changing uint32_t to size_t fixes it.

There's also issues with BoundedConsumableBuffer.h:

Upstream PR: facebook/react-native#44564

Can be unforked after RN integration passes 5/13