[bazel] Add new C files #132

Job	Run time
Run tests using swift-syntax-dev-utils (Linux)	24m 46s
Validate generated code	3m 2s
Run tests using swift-syntax-dev-utils (Windows)	52m 26s
Test / Linux (5.9 - jammy)	3m 54s
Test / Windows (5.9 - windows-2022)	19m 14s
Test / Linux (5.10 - jammy)	3m 46s
Test / Windows (6.0 - windows-2022)	20m 53s
Test / Linux (6.0 - jammy)	4m 5s
Test / Windows (nightly - windows-2019)	15m 33s
Test / Linux (nightly-main - jammy)	4m 45s
Test / Windows (nightly-6.1 - windows-2019)	15m 17s
Test / Linux (nightly-6.1 - jammy)	4m 35s
Soundness / API breakage check	0s
Soundness / Broken symlinks check	5s
Soundness / Documentation check	5m 8s
Soundness / Format check	37s
Soundness / License headers check	11s
Soundness / Python lint check	5s
Soundness / Shell check	36s
Soundness / Unacceptable language check	4s
Soundness / YAML lint check	3s
	2h 59m 5s

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