Remove Arm7 as it is too slow to build and I'm not using on a Rasp PI

.github/workflows/ci.yml

@@ -50,7 +50,8 @@ jobs:
           context: .
           pull: true
           push: true
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          platforms: linux/amd64,linux/arm64
+          # platforms: linux/amd64,linux/arm64,linux/arm/v7
           cache-from: ${{ env.TAGGED_IMAGE }}
           cache-to: type=inline
           build-args: ${{ matrix.buildArgs }}