[7.3.x] nonpython example now repr all exceptions (#11034)

Co-authored-by: Bruno Oliveira <nicoddemus@gmail.com>

doc/en/example/nonpython/conftest.py

@@ -38,6 +38,7 @@ def repr_failure(self, excinfo):
                     "   no further details known at this point.",
                 ]
             )
+        return super().repr_failure(excinfo)
 
     def reportinfo(self):
         return self.path, 0, f"usecase: {self.name}"