Configure Dynamic Feature Flags for React Native

[yungsters]

Summary

This PR is a subset of #28425, which only includes the feature flags that will be configured as dynamic.

The following list summarizes the feature flag changes:

• RN FB
  • Change to Dynamic
    • consoleManagedByDevToolsDuringStrictMode
    • enableAsyncActions
    • enableDeferRootSchedulingToMicrotask
    • enableRenderableContext
    • useModernStrictMode

How did you test this change?

Ran the following successfully:

$ yarn test
$ yarn flow native
$ yarn flow fabric

[react-sizebot]

Comparing: 4e2fe10...dbeba02

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
oss-stable/react-dom/cjs/react-dom.production.min.js	=	177.10 kB	177.10 kB	=	55.20 kB	55.20 kB
oss-experimental/react-dom/cjs/react-dom.production.min.js	=	177.64 kB	177.64 kB	=	55.53 kB	55.53 kB
facebook-www/ReactDOM-prod.classic.js	=	594.34 kB	594.34 kB	=	104.96 kB	104.96 kB
facebook-www/ReactDOM-prod.modern.js	=	577.60 kB	577.60 kB	=	102.02 kB	102.02 kB
facebook-react-native/react-is/cjs/ReactIs-prod.js	+13.26%	4.64 kB	5.26 kB	+11.21%	1.14 kB	1.27 kB
facebook-react-native/react-is/cjs/ReactIs-profiling.js	+13.26%	4.64 kB	5.26 kB	+11.21%	1.14 kB	1.27 kB
facebook-react-native/react-is/cjs/ReactIs-dev.js	+10.82%	7.26 kB	8.05 kB	+9.51%	1.83 kB	2.00 kB
facebook-react-native/react/cjs/React-prod.js	+5.60%	19.07 kB	20.14 kB	+4.52%	4.85 kB	5.07 kB
facebook-react-native/react/cjs/React-profiling.js	+5.56%	19.22 kB	20.29 kB	+4.52%	4.86 kB	5.08 kB
react-native/implementations/ReactFabric-prod.fb.js	+4.70%	350.31 kB	366.79 kB	+4.46%	61.96 kB	64.73 kB
react-native/implementations/ReactNativeRenderer-prod.fb.js	+4.60%	357.76 kB	374.20 kB	+4.30%	63.29 kB	66.01 kB
react-native/implementations/ReactFabric-profiling.fb.js	+4.36%	377.61 kB	394.08 kB	+4.22%	66.21 kB	69.01 kB
react-native/implementations/ReactNativeRenderer-profiling.fb.js	+4.28%	385.08 kB	401.56 kB	+4.11%	67.52 kB	70.29 kB
react-native/implementations/ReactFabric-dev.fb.js	+3.85%	1,049.29 kB	1,089.72 kB	+3.46%	210.41 kB	217.70 kB
react-native/implementations/ReactNativeRenderer-dev.fb.js	+3.80%	1,063.89 kB	1,104.29 kB	+3.43%	214.21 kB	221.55 kB
test_utils/ReactAllWarnings.js	Deleted	66.60 kB	0.00 kB	Deleted	16.28 kB	0.00 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
facebook-react-native/react-is/cjs/ReactIs-prod.js	+13.26%	4.64 kB	5.26 kB	+11.21%	1.14 kB	1.27 kB
facebook-react-native/react-is/cjs/ReactIs-profiling.js	+13.26%	4.64 kB	5.26 kB	+11.21%	1.14 kB	1.27 kB
facebook-react-native/react-is/cjs/ReactIs-dev.js	+10.82%	7.26 kB	8.05 kB	+9.51%	1.83 kB	2.00 kB
facebook-react-native/react/cjs/React-prod.js	+5.60%	19.07 kB	20.14 kB	+4.52%	4.85 kB	5.07 kB
facebook-react-native/react/cjs/React-profiling.js	+5.56%	19.22 kB	20.29 kB	+4.52%	4.86 kB	5.08 kB
react-native/implementations/ReactFabric-prod.fb.js	+4.70%	350.31 kB	366.79 kB	+4.46%	61.96 kB	64.73 kB
react-native/implementations/ReactNativeRenderer-prod.fb.js	+4.60%	357.76 kB	374.20 kB	+4.30%	63.29 kB	66.01 kB
react-native/implementations/ReactFabric-profiling.fb.js	+4.36%	377.61 kB	394.08 kB	+4.22%	66.21 kB	69.01 kB
react-native/implementations/ReactNativeRenderer-profiling.fb.js	+4.28%	385.08 kB	401.56 kB	+4.11%	67.52 kB	70.29 kB
react-native/implementations/ReactFabric-dev.fb.js	+3.85%	1,049.29 kB	1,089.72 kB	+3.46%	210.41 kB	217.70 kB
react-native/implementations/ReactNativeRenderer-dev.fb.js	+3.80%	1,063.89 kB	1,104.29 kB	+3.43%	214.21 kB	221.55 kB
facebook-react-native/react/cjs/React-dev.js	+1.26%	122.11 kB	123.65 kB	+0.82%	29.30 kB	29.54 kB
facebook-react-native/react/cjs/JSXDEVRuntime-dev.js	+1.00%	47.80 kB	48.28 kB	+0.44%	12.70 kB	12.76 kB
facebook-react-native/react/cjs/JSXRuntime-dev.js	+0.98%	49.21 kB	49.69 kB	+0.44%	13.07 kB	13.13 kB
test_utils/ReactAllWarnings.js	Deleted	66.60 kB	0.00 kB	Deleted	16.28 kB	0.00 kB

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