Support `undefined`, `number` in JSON module #8285

Job	Run time
Ruby analysis (macos-latest, default)	1m 7s
Ruby analysis (macos-latest, nightly-latest)	56s
Ruby analysis (ubuntu-latest, default)	48s
Ruby analysis (ubuntu-latest, nightly-latest)	45s
Ruby analysis (macos-latest, linked)	54s
Ruby analysis (ubuntu-latest, linked)	39s
	5m 9s

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