Update build-test-linux-x86_64.yml

Author: narendasan

.github/workflows/build-test-linux-x86_64.yml

@@ -15,7 +15,7 @@ on:
 
 jobs:
   generate-matrix:
-    uses: pytorch/test-infra/.github/workflows/generate_binary_build_matrix.yml@main
+    uses: ./.github/workflows/generate_binary_build_matrix.yml
     with:
       package-type: wheel
       os: linux