Improve treeshakeability of build artifacts #959

Job	Run time
Build and run test Suite	36s
Test Published Artifact cra4	1m 13s
Test Published Artifact cra5	1m 8s
Run local tests against build artifact (20.x)	28s
Test Published Artifact next	1m 0s
Test Published Artifact (Local) rr-rsc-context	43s
Check package config with are-the-types-wrong (20.x)	19s
Test Published Artifact vite	53s
Test Published Artifact node-standard	15s
Test Types with TypeScript 4.7	44s
Test Published Artifact node-esm	13s
Test Published Artifact react-native	1m 3s
Test Published Artifact expo	1m 10s
Test Types with TypeScript 4.8	41s
Test Types with TypeScript 4.9	37s
Test Types with TypeScript 5.0	33s
Test Types with TypeScript 5.1	35s
Test Types with TypeScript 5.2	37s
Test Types with TypeScript 5.3	35s
Test Types with TypeScript 5.4	25s
	13m 48s

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