Update a.yml

Author: mobbjon

.github/workflows/a.yml

@@ -1,11 +1,5 @@
-on: [pull_request]
-
 jobs:
   build:
-    name: Test
-    runs-on: ${{ github.run_id }}/runner=8cpu-linux-x64
-    permissions: write-all
+    runs-on: runs-on=${{ github.run_id }}/runner=2cpu-linux-x64
     steps:
-      - name: test
-        run: echo 1
-        shell: bash -l {0}
+      - run: echo "Hello from x64!"