Removes linalg.eigvalsh from skiplist and fixes errors that occur usi…

…ng custom atol/rtol. (#8076)

experimental/torch_xla2/test/test_ops.py

@@ -42,7 +42,6 @@
     "linalg.cholesky_ex",
     "linalg.cond",
     "linalg.det",
-    "linalg.eigvalsh",
     "linalg.householder_product",
     "linalg.inv",
     "linalg.inv_ex",
@@ -182,7 +181,7 @@
   'nn.functional.feature_alpha_dropout',
 }
 
-atol_dict = {"matrix_exp": (2e-1, 2e-4), "linalg.pinv": (8e-1, 2e0), "linalg.eig": (2e0, 3e0), "linalg.eigh": (5e1, 3e0)}
+atol_dict = {"matrix_exp": (2e-1, 2e-4), "linalg.pinv": (8e-1, 2e0), "linalg.eig": (2e0, 3e0), "linalg.eigh": (5e1, 3e0), "linalg.eigvalsh": (5e1, 3e0)}
 
 def diff_output(testcase, output1, output2, rtol, atol, equal_nan=True, check_output=True):
   if isinstance(output1, torch.Tensor):