feat: Remove `ParseFacebookUtils` and `ParseTwitterUtils` #524

Job	Run time
docs	2m 37s
tests (test:ios)	11m 29s
tests (test:macos)	4m 49s
tests (test:parseui:all)	10m 55s
tests (test:parse_live_query:all)	3m 28s
tests (build:starters)	6m 15s
tests (xcode15)	6m 44s
	46m 17s

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