feat: Add new export for `initializeInpageProvider` #391

Job	Run time
Check workflows	3s
Build, lint, and test / Prepare	15s
Build, lint, and test / Test (16.x)	38s
Build, lint, and test / Lint	28s
Build, lint, and test / Compatibility test (16.x)	53s
Build, lint, and test / Test (18.x)	32s
Build, lint, and test / Build	23s
Build, lint, and test / Compatibility test (18.x)	45s
Build, lint, and test / Test (20.x)	28s
Build, lint, and test / Compatibility test (20.x)	45s
All jobs completed	1s
All jobs pass	1s
is-release	0s
Publish release	0s
	5m 12s

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