[CDAPI-18]: Remove now unnecessary github_actions.md file #6

Job	Run time
Set CI/CD metadata	7s
Commit stage / Check file format	10s
Commit stage / Lint Terraform	9s
Commit stage / Scan secrets	8s
Commit stage / Check Python format	7s
Commit stage / Count lines of code	12s
Commit stage / Check English usage	13s
Commit stage / Check Markdown format	9s
Commit stage / Scan dependencies	38s
Test stage / Create coverage artefact name	3s
Test stage / Integration tests	1m 24s
Test stage / Contract tests	1m 27s
Test stage / Unit tests	30s
Test stage / Acceptance tests	1m 56s
Test stage / Schema validation tests	1m 25s
Test stage / Merge test coverage	0s
Test stage / SonarCloud Analysis	0s
Build stage	0s
Acceptance stage	0s
	8m 38s

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