Fix bot name

Author: kachick

.github/workflows/merge-bot-pr.yml

@@ -48,11 +48,10 @@ jobs:
           PR_URL: ${{github.event.pull_request.html_url}}
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
 
-  # https://github.com/kachick/anylang-template/issues/51
-  selfup-runner:
+  mobu-update-dependencies:
     timeout-minutes: 30
     runs-on: ubuntu-latest
-    if: ${{ github.actor == 'selfup-runner[bot]' }}
+    if: ${{ github.actor == 'mobu-update-dependencies[bot]' }}
     steps:
       - name: Wait other jobs
         uses: kachick/wait-other-jobs@v2