[PATCH] D152064: CI: run "apt update" once per job before installing packages

[Charles the Thobe via Phabricator via llvm-commits]

charlesthobe added a comment.

I apologize  for the too many revisions, and that the initial patch wasn't in a production ready state, but it's now ready for merging, I believe.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152064/new/

https://reviews.llvm.org/D152064