0.38.4 Point Release

[alexanderbez]

Cherry-Picks for next point release on 0.38.4:

• Fix IncrementSequenceDecorator #5950
• Different db support #6219

/cc @aaronc @alessio

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[alessio]

I think next is 0.38.4 :)

[tac0turtle]

bring in github actions. there is not a single commit to bring in becuase they were done over various pull requests. I would recommend copy pasting them in, or I can create a PR into the rc branch

[alexanderbez]

Ok, that makes sense. Can you make a PR against this branch that has all the changes please?