feat(minifier): minify string `PropertyKey` #25228

Job	Run time
Benchmark (lexer)	1m 23s
Build Linter Benchmark	2m 38s
Benchmark (parser)	1m 37s
Benchmark (transformer)	2m 31s
Benchmark (isolated_declarations)	1m 50s
Benchmark (semantic)	2m 1s
Benchmark (minifier)	1m 59s
Benchmark (codegen)	2m 13s
Benchmark linter (0)	2m 10s
Benchmark linter (1)	1m 47s
Upload benchmarks	1s
	20m 10s

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