Introduce support for agentic autofix #4779

Job	Run time
Prepare CodeQL unit test matrix	5s
Run unit tests (cpp, 2.21.4, codeql-cli/v2.21.4, codeql-bundle-v2.21.4, ubuntu-latest-xl, codeql-...	2h 29m 18s
Run unit tests (c, 2.21.4, codeql-cli/v2.21.4, codeql-bundle-v2.21.4, ubuntu-latest-xl, codeql-cl...	47m 37s
Validate test results	4s
	3h 17m 4s

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