Support hyphenated ROSIDL subdirs (#1390) #87

Job	Run time
build-and-test / build (24.X, x64, kilted)	7m 36s
build-and-test / build (24.X, x64, humble)	6m 32s
build-and-test / build (24.X, x64, rolling)	12m 24s
build-and-test / build (25.X, x64, humble)	7m 5s
build-and-test / build (25.X, x64, jazzy)	7m 39s
build-and-test / build (25.X, x64, kilted)	7m 42s
build-and-test / build (25.X, x64, rolling)	11m 51s
build-and-test / build (24.X, x64, jazzy)	7m 46s
	1h 8m 35s

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