Merge pull request #8881 from backstage/blam/fix-dep

Trim the commit message on dependabot script so that it doesn't break prettier

.changeset/dependabot-0c71dee.md

@@ -2,4 +2,4 @@
 '@backstage/backend-common': patch
 ---
 
-build(deps-dev): bump `http-errors` from 1.8.0 to 2.0.0
+build(deps-dev): bump `http-errors` from 1.8.0 to 2.0.0

.github/workflows/dependabot-changeset-maker.yml

@@ -34,8 +34,8 @@ jobs:
 
             async function createChangeset(fileName, commitMessage, packages) {
               const pkgs = packages.map(pkg => `'${pkg}': patch`).join('\n');
-              const message = commitMessage.replace(/([bB])ump ([\S]+)/, '$1ump `$2`');
-              const body = `---\n${pkgs}\n---\n\n${message}`;
+              const message = commitMessage.replace(/([bB])ump ([\S]+)/, '$1ump `$2`').trim();
+              const body = `---\n${pkgs}\n---\n\n${message}\n`;
               await fs.writeFile(fileName, body);
             }