Update who gets tagged now that Arbi-bom is shutting down. (#37097)

* build: Update places where Arbi-bom was getting tagged.

The arbi-bom team no longer exists and we need to make sure these still
land in a timely manner.  So tag the maintainers to review and merge
these PRs

* build: Drop unnecessary common_constraint overrides.

These are no longer necessary now that
https://github.com/openedx/edx-lint/pull/500 has landed.

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

@@ -16,8 +16,8 @@ jobs:
     uses: openedx/.github/.github/workflows/upgrade-python-requirements.yml@master
     with:
       branch: ${{ github.event.inputs.branch }}
-      team_reviewers: "arbi-bom"
-      email_address: arbi-bom@edx.org
+      team_reviewers: "wg-maintenance-edx-platform"
+      email_address: orbi-bom@edx.org
       send_success_notification: false
     secrets:
       requirements_bot_github_token: ${{ secrets.REQUIREMENTS_BOT_GITHUB_TOKEN }}