Fix ViewManager.receiveCommand nullability

[tdn120]

Summary: Changelog: [Internal]

Properly propagate the Nullable to the delegates.

Differential Revision: D57218665

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D57218665

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D57218665

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	19,542,235	-9
android	hermes	armeabi-v7a	n/a	--
android	hermes	x86	n/a	--
android	hermes	x86_64	n/a	--
android	jsc	arm64-v8a	22,912,369	-3
android	jsc	armeabi-v7a	n/a	--
android	jsc	x86	n/a	--
android	jsc	x86_64	n/a	--

Base commit: 36dc7b4523e799b312e68233c8e726f62b4cd137 Branch: main

[facebook-github-bot]

This pull request has been merged in facebook/react-native@6876775dc73075ff3fdcf82c7a7875976ba155c3.

[github-actions[bot]]

This pull request was successfully merged by Thomas Nardone in 6876775dc73075ff3fdcf82c7a7875976ba155c3.

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