Integrate RN Nightly 7/19

[TatianaKapos]

Description

Larger commit than normal, had some broken nightly in July
RN Nighty 7/19/2024 integration: facebook/react-native@9f6cb21...6d56cea

Notable commits

• Extract TextInput synchronization mechanism to a custom hook
• remove gating for optimized text - Created Issue to switch us to the optimized text
• Fix "Platform.constants.reactNativeVersion.prerelease" Flow and TypeScript types
• Implement baseline alignment function on the new architecture - Created issue to track implementation on Fabric.
• delete background executor from ToolBox
• Create Color<->rgba utils on all platforms - Added implementation in HostPlatformColor.h
• Move timing definitions to a specific target
• Implement Network.loadNetworkResource etc in C++ - Created issue to track overridden file
• jsinspector: Support UTF-8 responses to CDP's IO.read and jsinspector: Vendor base64 encoding, remove folly::base64 dependency
• Pass whole RuntimeTargetDelegate from RN instead of aggregating its methods
• Register Thread For Hermes Sampling
• Add config version, and invalidate layout on config change - closes Unfork Yoga layout files #13409

[TatianaKapos]

From what I was reading about anonymous-namespaces, this file should be able to scope to these variables but VS throws anonymous-namespace errors. Is there a better fix for this?

[TatianaKapos]

not blocking the integration but will look more into this later :)