New comment by arete on void-packages repository

https://github.com/void-linux/void-packages/pull/37696#issuecomment-1172153613

Comment:
> It's time to remove pgadmin3 then. It hasn't seen a release for 6 years. Postgres 9.6 is being removed from repos (#35546) and newer versions work with pgadmin4.

I have modify pull request to use postgresql 12 libs.