refactor: set INFO as default log level, downgraded some log calls (#… #399

Job	Run time
publish / generate-openapi-spec	3m 58s
publish / generate-swagger-ui (control-api)	2m 18s
publish / generate-swagger-ui (dsp-api)	2m 0s
publish / generate-swagger-ui (management-api)	2m 6s
publish / generate-swagger-ui (observability-api)	2m 23s
publish / generate-swagger-ui (public-api)	2m 28s
publish / generate-swagger-ui (sts-accounts-api)	2m 21s
publish / generate-swagger-ui (sts-api)	2m 28s
publish / generate-swagger-ui (version-api)	2m 6s
publish / deploy-swagger-ui	5s
	22m 13s

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