feat: Remove `ParseFacebookUtils` and `ParseTwitterUtils` #521

Job	Run time
docs	2m 13s
tests (test:ios)	11m 59s
tests (test:macos)	5m 8s
tests (test:parseui:all)	2m 55s
tests (test:parse_live_query:all)	3m 1s
tests (build:starters)	6m 20s
tests (xcode15)	6m 14s
	37m 50s

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