dockerfile name in yml

Author: sandeepgupta12

.github/workflows/ppc64le.yml

@@ -31,7 +31,7 @@ jobs:
 
       - name: Run Docker container and execute build script
         run: |
-          docker run --rm -u $(id -u):$(id -g) -v "${{ github.workspace }}:/workspace/pytorch" pytorch-ppc64le:ubi9.3 /ppc64le-build.sh
+          docker run --rm -u $(id -u):$(id -g) -v /var/run/docker.sock:/var/run/docker.sock -v "${{ github.workspace }}:/workspace/pytorch" pytorch-ppc64le:ubi9.3 /ppc64le-build.sh