message: remove: step that sets git hash incorrectly
diff: @@ -160,21 +160,6 @@ fn sync_aws_sdk_with_smithy_rs(
  create_mirror_commit(&aws_sdk_repo, &commit)
  .context("couldn't commit SDK changes to aws-sdk-rust")?;
  }
  - eprintln!("Successfully synced {} commit(s)", commit_revs.len());
  -
  - // Get the last commit we synced so that we can set that for the next time this tool gets run
  - let last_synced_commit = commit_revs
  - .last()
  - .expect("can't be empty because we'd have early returned");
  - eprintln!("Updating 'commit at last sync' to {}", last_synced_commit);
  -
  - // Update the file containing the commit hash
  - set_last_synced_commit(&aws_sdk_repo, last_synced_commit).with_context(|| {
  - format!(
  - "couldn't write last synced commit hash ({}) to aws-sdk-rust/{}",
  - last_synced_commit, COMMIT_HASH_FILENAME,
  - )
  - })?;
  eprintln!(
  "Successfully synced {} mirror commit(s) to aws-sdk-rust/{}. Don't forget to push them",
  