Teach CSSTokenizer about function-token, parens, comma

[NickGerleman]

Summary: Adding some of the tokenization needed for things like transform and filter. Parsing will be a bit trickier with the model currently built up.

Changelog: [Internal]

Differential Revision: D57047886

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D57047886

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	19,495,380	+1
android	hermes	armeabi-v7a	n/a	--
android	hermes	x86	n/a	--
android	hermes	x86_64	n/a	--
android	jsc	arm64-v8a	22,867,567	-5
android	jsc	armeabi-v7a	n/a	--
android	jsc	x86	n/a	--
android	jsc	x86_64	n/a	--

Base commit: deee037c62a7d62a349d34db427b14d3560ddf83 Branch: main

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D57047886

[facebook-github-bot]

This pull request has been merged in facebook/react-native@7003e3544c1eb6560d23981382af95c3783edf3f.