Remove deprecated files and stop supporting 2.2

[noissue]

.github/workflows/update_ci.yml

@@ -95,32 +95,5 @@ jobs:
           commit-message: |
             Update CI files
 
-            [noissue]
-          delete-branch: true
-      - uses: "actions/checkout@v4"
-        with:
-          fetch-depth: 0
-          path: "pulp_ostree"
-          ref: "2.2"
-
-      - name: "Run update"
-        working-directory: "pulp_ostree"
-        run: |
-          ../plugin_template/scripts/update_ci.sh
-
-      - name: "Create Pull Request for CI files"
-        uses: "peter-evans/create-pull-request@v4"
-        with:
-          token: "${{ secrets.RELEASE_TOKEN }}"
-          path: "pulp_ostree"
-          committer: "pulpbot <[email protected]>"
-          author: "pulpbot <[email protected]>"
-          title: "Update CI files for branch 2.2"
-          body: ""
-          branch: "update-ci/2.2"
-          base: "2.2"
-          commit-message: |
-            Update CI files
-
             [noissue]
           delete-branch: true

template_config.yml

@@ -60,8 +60,7 @@ stalebot: true
 stalebot_days_until_close: 30
 stalebot_days_until_stale: 90
 stalebot_limit_to_pulls: true
-supported_release_branches:
-- '2.2'
+supported_release_branches: []
 sync_ci: true
 test_azure: true
 test_cli: true