Backport PR #45199 on branch 1.4.x (CI: activate azure pipelines/github actions on 1.4.x)
Backport PR #45199: CI: activate azure pipelines/github actions on 1.4.x
ahh i see @simonjayhawkins merge when ready > ahh i see @simonjayhawkins merge when ready

I think safe to merge now. did restart since there were some failures which are likely unrelated. thanks !