message: fix: Await promise
  refactored functions to be async. One call-site was not correctly updated to await the returned promise. This fixes that issue.
diff: @@ -139,7 +139,7 @@ const main = async () => {
  await cpy(stagedPackageFiles, stagingPath, { cwd: originalPath });
  // Combine members.
  - combineMembers(stagingPath, stagingPath, data.memberCombineInstructions);
  + await combineMembers(stagingPath, stagingPath, data.memberCombineInstructions);
  // Rewrite any remaining references in the output files using replace-in-files
  const from = [];
  