Revert "Add arm64 build of container"

This reverts commit 541e0ec.

Author: Asamsig

.github/workflows/build-and-push.yml

@@ -46,7 +46,6 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: .
-          platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name == 'push' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}