Update build-with-latex-arm.yml

.github/workflows/build-with-latex-arm.yml

@@ -45,9 +45,7 @@ jobs:
         with:
           context: .
           push: true
-          platforms: 
-            -linux/arm64
-            -linux/amd64
+          platforms: linux/arm64,linux/amd64
           file: docs/GithubAction+NoLocal+Latex
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}