[compiler] Remove fallback compilation pipeline dead code (#35827) #1670

Job	Run time
Discover yarn workspaces	4s
Lint babel-plugin-react-compiler	21s
Jest babel-plugin-react-compiler	45s
Test react-forgive	53s
Test react-compiler-healthcheck	29s
Test react-compiler-runtime	24s
Test make-read-only-util	32s
Test react-mcp-server	23s
Test babel-plugin-react-compiler	1m 3s
Test eslint-plugin-react-compiler	39s
Test snap	22s
	5m 55s

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