Add `MRMediaRemoteRequestNowPlayingPlaybackQueueForPlayerSync`#4

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DimitarNestorov wants to merge 3 commits intomasterfrom

request-now-playing-playback-queue-for-player

Commits on Dec 29, 2022

Add `MRClient` and modify `_MRNowPlayingClientProtobuf`
DimitarNestorov
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Commits on Jan 10, 2023

Add `MRMediaRemoteRequestNowPlayingPlaybackQueueForPlayerSync`
DimitarNestorov
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Commits on Jan 15, 2023

Test on macOS Mojave and iOS
DimitarNestorov
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