Support C federated tests with Rust RTI #94

Job	Run time
check-diff / check	25s
serialization / serialization-tests	7m 30s
cpp / cpp-benchmark-tests / benchmark-tests	11m 55s
c / benchmarking / benchmark-tests	6m 21s
cpp / cpp-ros2-tests / cpp-ros2-tests	37m 54s
cpp / cpp-tests / regular-tests (ubuntu-latest)	48m 51s
py / py-tests / regular-tests (ubuntu-latest)	17m 4s
rs / rs-benchmark-tests / benchmark-tests	15m 39s
rs / rs-tests / regular-tests (ubuntu-latest, stable)	9m 2s
c / arduino / arduino-tests (ubuntu-latest)	3m 5s
c / ccpp / regular-tests (ubuntu-latest)	21m 13s
c / verifier / run (ubuntu-latest)	6m 8s
c / default / regular-tests (ubuntu-latest)	25m 7s
c / zephyr / zephyr-tests	41m 36s
ts / benchmarking / benchmark-tests	3m 42s
ts / ts-tests / regular-tests (ubuntu-latest)	19m 27s
	4h 34m 59s

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