For anyone checking commits they should easily be able to understand what Librarian PRs are doing, So lets add the following lines to our Librarian PRs:

1. Generate
   insert this text as the first line in the PR description
   "PR created by the Librarian CLI to generate client library GAPIC code from protos."

2. Release Init
   insert this text as the first line in the PR description
   "PR created by the Librarian CLI to initialize a release. Merging this PR will auto trigger a release."

3. configure
   insert this text as the first line in the PR description
   "PR created by the Librarian CLI to onboard a new GAPIC client library."

Note all lines above should NOT show up in changelogs/release notes.