Update docker/setup-buildx-action

Author: joshuanianji

.github/actions/build-image/action.yml

@@ -26,7 +26,7 @@ runs:
   using: composite
   steps:
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v2
+      uses: docker/setup-buildx-action@v3
 
     - name: Get Latest Idris Commit SHA
       id: get-sha