new(ci): add libsinsp unit test code coverage #6281

Job	Run time
build-libs-linux-amd64 😁 (system_deps)	6m 30s
build-libs-linux-amd64-static 🎃	22m 48s
build-libs-linux-amd64 😁 (bundled_deps)	17m 35s
build-libs-linux-amd64 😁 (system_deps_minimal)	4m 49s
build-libs-linux-amd64 😁 (sanitizers)	14m 27s
build-libs-linux-arm64 😁 (system_deps)	6m 17s
build-libs-linux-arm64 😁 (bundled_deps)	18m 41s
build-libs-linux-arm64 😁 (system_deps_minimal)	4m 39s
build-libs-linux-arm64 😁 (sanitizers)	17m 11s
build-libs-emscripten 🧐	4m 48s
build-libs-others-amd64 😨 (windows-latest, MultiThreaded)	6m 32s
build-libs-others-amd64 😨 (windows-latest, MultiThreadedDLL)	6m 13s
build-libs-others-amd64 😨 (macos-latest)	4m 10s
build-shared-libs-linux-amd64 🧐	5m 8s
build-shared-libs-macos-amd64 😨	1m 55s
test-libs-static (bundled_deps)	15m 10s
run-e2e-tests-amd64 (system_deps)	9m 19s
run-e2e-tests-amd64 (bundled_deps)	20m 6s
run-e2e-tests-amd64 (asan)	21m 21s
	3h 27m 39s

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