chore(deps): update mscharley/dependency-changesets-action action to v1.2.1 (#273)

Author: renovate[bot]

.github/workflows/renovate-changesets.yml

@@ -11,7 +11,7 @@ jobs:
     if: contains(github.event.pull_request.labels.*.name, 'dependencies')
     steps:
       - name: Update PR
-        uses: mscharley/[email protected].0
+        uses: mscharley/[email protected].1
         with:
           token: ${{ secrets.DEPENDENCY_UPDATE_GITHUB_TOKEN }}
           use-conventional-commits: false