ci(gitlab-ci): use templates from a common repository

4 jobs for !30 with topic/default/regenerate_gitlab_ci in 2 minutes and 45 seconds (queued for 66 minutes and 42 seconds)
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Name Stage Failure
failed
py3 Tests
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Uploading artifacts...
WARNING: py3-deprecated-warnings.json: no matching files
ERROR: No files to upload
WARNING: report.xml: no matching files
ERROR: No files to upload
Uploading artifacts...
Cleaning up file based variables
ERROR: Job failed: command terminated with exit code 1