Update docker.yml

Author: firefart

Diff for: .github/workflows/docker.yml

@@ -36,6 +36,6 @@ jobs:
         uses: docker/build-push-action@v4
         with:
           push: true
-          platforms: linux/amd64,linux/arm64,linux/arm/v6,linux/arm/v7
+          platforms: linux/amd64,linux/arm/v7,linux/arm64/v8,linux/386,linux/ppc64le
           tags: |
             ghcr.io/oj/gobuster:latest