chore: Tag Aximprovements team on weekly maintenance PRs

chore: Added team to previous workflow

chore: added aximprovements mailing group

.github/workflows/upgrade-python-requirements.yml

@@ -17,8 +17,8 @@ jobs:
       branch: ${{ github.event.inputs.branch || 'master' }}
       # optional parameters below; fill in if you'd like github or email notifications
       # user_reviewers: ""
-      team_reviewers: "arbi-bom"
-      email_address: "arbi-bom@edx.org"
+      team_reviewers: "axim-aximprovements"
+      email_address: "aximimprovements@axim.org"
       send_success_notification: false
     secrets:
       requirements_bot_github_token: ${{ secrets.REQUIREMENTS_BOT_GITHUB_TOKEN }}