fix: missed path

Author: pgguru

.github/workflows/ci.yml

@@ -104,8 +104,8 @@ jobs:
       - name: Run tests
         run: |
           # Set up permissions so that the current user below can create extensions
-          sudo chmod a+rwx $(pg_config --pkglibdir) \
-            $(pg_config --sharedir)/extension \
+          sudo chmod a+rwx $(/usr/lib/postgresql/${{ env.PG_MAJOR }}/bin/pg_config --pkglibdir) \
+            $(/usr/lib/postgresql/${{ env.PG_MAJOR }}/bin/pg_config --sharedir)/extension \
             /var/run/postgresql/
 
           # pgrx tests with runas argument ignores environment variables, so