Update build-docker-image.yml

Author: cpotter302

.github/workflows/build-docker-image.yml

@@ -91,7 +91,7 @@ jobs:
         run: |
           if [ ${{ inputs.multiarch }} == true ]; then
             echo "Build Multiarch"
-            echo "platforms=linux/amd64, linux/arm64" >> $GITHUB_OUTPUT
+            echo "platforms=linux/arm64" >> $GITHUB_OUTPUT
           else
             echo "Build ${{inputs.platform}}"
             echo "platforms=linux/${{ inputs.platform }}" >> $GITHUB_OUTPUT