Revert "core: Update certificates as late as possible"

This reverts commit 202a9bcd because it caused
some test failures.
2 jobs for revert-202a9bcd
Status Job ID Name Coverage
  External
running SlapOS.Eggs.UnitTest-Jerome.Python2

32350:50:23

running SlapOS.Eggs.UnitTest-Jerome.Python3

32350:49:39