Optimize integration tests with parallel execution and improved cover… #423

Job	Run time
govulncheck	1m 15s
scan Docker Image with Trivy	1m 18s
integration-tests (fast-validation)	1m 16s
unit-tests	1m 15s
lint	1m 7s
integration-tests (scan-core)	1m 16s
integration-tests (realtime-features)	1m 16s
integration-tests (advanced-features)	1m 16s
integration-tests (scan-engines)	1m 14s
integration-tests (scm-integration)	1m 16s
merge-coverage	1s
	12m 30s

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