Stop notifying 8827 port on Zotero servers (#5237)

Author: rmzelle

.github/workflows/merge.yaml

@@ -98,13 +98,10 @@ jobs:
       if: github.event_name == 'workflow_dispatch'
 
     # https://styles-update.zotero.org:8826/ is for Zotero (styles page, API's citation server, client style updates, etc.)
-    # https://styles-update.zotero.org:8827/ is for the Zotero-run instance of https://github.com/citation-style-language/distribution-updater
-    # that performs the updating of the (to-be-deprecated) https://github.com/citation-style-language/styles-distribution/ repo
     - name: ping Zotero servers
       if: github.repository == 'citation-style-language/styles'
       run: |
         curl -H 'Content-Length:' -H "Authorization: $ZOTERO_UPDATE_TOKEN" -F 'payload={"type":"push","branch":"${{ steps.release.outputs.branch }}","status":0,"commit":"'$GITHUB_SHA'"}' https://styles-update.zotero.org:8826/
-        curl -H 'Content-Length:' -H "Authorization: $ZOTERO_UPDATE_TOKEN" -F 'payload={"type":"push","branch":"${{ steps.release.outputs.branch }}","status":0,"commit":"'$GITHUB_SHA'"}' https://styles-update.zotero.org:8827/
 
     - name: Copy workflows to locales repository
       if: github.repository == 'citation-style-language/styles' && steps.update.outputs.workflows == 'true'