Add coverage for minimum in TestPasses.test_remove_mixed_type_operators (#12156)

Author: swolchok

exir/tests/test_passes.py

@@ -146,9 +146,14 @@ class Mult(torch.nn.Module):
             def forward(self, x: torch.Tensor, y: torch.Tensor) -> torch.Tensor:
                 return x * y
 
+        class Minimum(torch.nn.Module):
+            def forward(self, x: torch.Tensor, y: torch.Tensor) -> torch.Tensor:
+                return torch.minimum(x, y)
+
         for module, op, expected_count in (
             (Add, exir_ops.edge.aten.add.Tensor, 2),
             (Mult, exir_ops.edge.aten.mul.Tensor, 1),
+            (Minimum, exir_ops.edge.aten.minimum.default, 1),
         ):
             for second_arg_dtype in (torch.int64, torch.float, torch.double):
                 int_tensor = torch.tensor([[1, 2, 3]], dtype=torch.int64)