Replace libdparse with DMD in FunctionAttributeCheck #351

Job	Run time
Run all tests (dmd-latest, dmd, ubuntu-22.04, make)	2m 49s
Run all tests (dmd-latest, dmd, ubuntu-22.04, dub, current)	1m 20s
Run all tests (dmd-latest, dmd, ubuntu-22.04, dub, min libdparse)	1m 49s
Run all tests (dmd-latest, dmd, macos-latest, make)	3m 50s
Run all tests (dmd-latest, dmd, macos-latest, dub, current)	2m 20s
Run all tests (dmd-latest, dmd, macos-latest, dub, min libdparse)	2m 37s
Run all tests (dmd-latest, dmd, windows-latest, make)	2m 8s
Run all tests (dmd-latest, dmd, windows-latest, dub, current)	2m 8s
Run all tests (dmd-latest, dmd, windows-latest, dub, min libdparse)	2m 41s
Run all tests (ldc-latest, ldmd2, ubuntu-22.04, make)	3m 40s
Run all tests (ldc-latest, ldmd2, ubuntu-22.04, dub, current)	1m 51s
Run all tests (ldc-latest, ldmd2, ubuntu-22.04, dub, min libdparse)	2m 8s
Run all tests (ldc-latest, ldmd2, macos-latest, make)	5m 11s
Run all tests (ldc-latest, ldmd2, macos-latest, dub, current)	2m 51s
Run all tests (ldc-latest, ldmd2, macos-latest, dub, min libdparse)	6m 39s
Run all tests (ldc-latest, ldmd2, windows-latest, make)	5m 28s
Run all tests (ldc-latest, ldmd2, windows-latest, dub, current)	3m 3s
Run all tests (ldc-latest, ldmd2, windows-latest, dub, min libdparse)	3m 46s
Run all tests (dmd-latest, gdc-12, ubuntu-22.04, make)	7m 23s
	1h 3m 42s

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