Tests

feat(github): add GitHub App authentication to charm layer #5492

Job	Run time
unit-tests / Check libraries	18s
unit-tests / Dockerfile lint	16s
unit-tests / Lint and unit tests	1m 50s
unit-tests / Shell scripts lint	9s
unit-tests / Check license headers	45s
unit-tests / Lint metadata.yaml	8s
unit-tests / Terraform lint	10s
unit-tests / Style checker	-1s
unit-tests / Required Test Status Checks	5s
	3m 40s

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