refactor(transformer): handle `<CWD>` in test runner #24093

Job	Run time
Benchmark (lexer)	1m 45s
Build Linter Benchmark	2m 41s
Benchmark (parser)	1m 53s
Benchmark (transformer)	2m 12s
Benchmark (isolated_declarations)	2m 1s
Benchmark (semantic)	1m 40s
Benchmark (minifier)	2m 10s
Benchmark (codegen)	1m 34s
Benchmark linter (0)	3m 0s
Benchmark linter (1)	1m 52s
Upload benchmarks	20s
	21m 8s

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