rm QEMU setup in docker ci/cd pipeline

Author: michaelhyi

.github/workflows/main.yml

@@ -31,9 +31,6 @@ jobs:
         with:
           username: ${{ vars.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      -
-        name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
       -
         name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3