Fix literal matching for user-defined literals #4185

Job	Run time
Run Guideline Recategorization tests	19s
Prepare supported CodeQL environment matrix	6s
Run release tests	20s
Run analysis report tests (2.21.4, codeql-cli/v2.21.4, codeql-bundle-v2.21.4)	7m 24s
	8m 9s

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