[CI] Removed Uplifting xma branch

.github/workflows/XMA_Automerge.yml

@@ -1,22 +0,0 @@
-name: Uplift XMA branch
-
-on:
-  push:
-    branches:
-      - canary_experimental
-
-jobs:
-  update-branch:
-    name: Uplift XMA branch
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
-      with:
-        ref: canary_experimental_wip_xma_decoder
-
-    - name: Update XMA branch
-      run: |
-        git pull origin canary_experimental --rebase
-        git push origin canary_experimental_wip_xma_decoder --force