Remove aarch64 ci test (#32715)

* remove aarch64

* comment + remove test
old-commit-hash: 0bdab82423

.github/workflows/selfdrive_tests.yaml

@@ -69,11 +69,8 @@ jobs:
   build:
     strategy:
       matrix:
-        arch: ${{ fromJson(
+        arch: ${{ fromJson('["x86_64"]') }} # TODO: Re-add build test for aarch64 once we switched to ubuntu-2404
-           ((github.repository == 'commaai/openpilot') &&
+    runs-on: ubuntu-latest
-              ((github.event_name != 'pull_request') ||
-               (github.event.pull_request.head.repo.full_name == 'commaai/openpilot'))) && '["x86_64", "aarch64"]' || '["x86_64"]' ) }}
-    runs-on: ${{ (matrix.arch == 'aarch64') && 'namespace-profile-arm64-2x8' || 'ubuntu-latest' }}
     steps:
     - uses: actions/checkout@v4
       with:
@@ -90,23 +87,6 @@ jobs:
     - uses: ./.github/workflows/compile-openpilot
       timeout-minutes: ${{ ((steps.restore-scons-cache.outputs.cache-hit == 'true') && 15 || 30) }} # allow more time when we missed the scons cache
 
-  docker_push_multiarch:
-    name: docker push multiarch tag
-    runs-on: ubuntu-latest
-    if: github.ref == 'refs/heads/master' && github.event_name != 'pull_request' && github.repository == 'commaai/openpilot'
-    needs: [build]
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        submodules: false
-    - name: Setup docker
-      run: |
-        $DOCKER_LOGIN
-    - name: Merge x64 and arm64 tags
-      run: |
-        export PUSH_IMAGE=true
-        scripts/retry.sh selfdrive/test/docker_tag_multiarch.sh base x86_64 aarch64
-
   static_analysis:
     name: static analysis
     runs-on: ${{ ((github.repository == 'commaai/openpilot') &&