Bump @openapitools/openapi-generator-cli from 2.21.2 to 2.21.4 #338

Job	Run time
Set CI/CD metadata	5s
Commit stage / Check file format	7s
Commit stage / Check English usage	7s
Commit stage / Count lines of code	12s
Commit stage / Lint and validate OpenAPI	38s
Commit stage / Scan secrets	7s
Commit stage / Check Markdown format	4s
Commit stage / Scan dependencies	35s
Test stage / Unit tests	4s
Test stage / Linting	4s
Test stage / Perform static analysis	3s
Test stage / Test coverage	4s
Build stage / Artefact 2	5s
Build stage / Artefact 1	6s
Acceptance stage / Environment set up	4s
Acceptance stage / Contract test	3s
Acceptance stage / Security test	3s
Acceptance stage / Integration test	6s
Acceptance stage / Accessibility test	4s
Acceptance stage / Load test	3s
Acceptance stage / UI performance test	4s
Acceptance stage / UI test	3s
Acceptance stage / Environment tear down	4s
	2m 55s

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