Bump ruby/setup-ruby from 1.161.0 to 1.178.0 #136

Job	Run time
Set CI/CD metadata	4s
Commit stage / Check file format	5s
Commit stage / Check Markdown format	7s
Commit stage / Check English usage	5s
Commit stage / Count lines of code	7s
Commit stage / Lint Terraform	11s
Commit stage / Scan secrets	7s
Commit stage / Scan dependencies	20s
Test stage / Linting	5s
Test stage / Unit tests	6s
Test stage / Test coverage	3s
Test stage / Perform static analysis	3s
Build stage / Artefact 1	7s
Build stage / Artefact 2	6s
Acceptance stage / Environment set up	3s
Acceptance stage / Contract test	3s
Acceptance stage / UI performance test	6s
Acceptance stage / Integration test	2s
Acceptance stage / Load test	6s
Acceptance stage / Security test	4s
Acceptance stage / UI test	4s
Acceptance stage / Accessibility test	3s
Acceptance stage / Environment tear down	2s
	2m 9s

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