Add MA0048 option for file-name prefix matching #2242

Job	Run time
compute_package_version	6s
check_documentation	45s
build_and_test (ubuntu-latest, Release, roslyn5.0)	3m 35s
build_and_test (ubuntu-latest, Release, roslyn4.14)	3m 41s
build_and_test (ubuntu-latest, Release, roslyn4.2)	3m 33s
build_and_test (ubuntu-latest, Release, roslyn4.8)	3m 25s
build_and_test (ubuntu-latest, Release, roslyn4.4)	4m 7s
build_and_test (ubuntu-latest, Release, roslyn4.6)	3m 27s
build_and_test (ubuntu-latest, Release, default)	3m 25s
create_nuget	3m 50s
validate_nuget	1m 24s
deploy	30s
create_release	0s
	31m 48s

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