remove suggested test cases

Co-authored-by: Ricardo Vieira <[email protected]>

Author: yadav-sachin

pymc/tests/test_distributions_moments.py

@@ -757,10 +757,8 @@ def test_categorical_moment(p, size, expected):
     [
         (np.ones(1), np.identity(1), None, np.ones(1)),
         (np.ones(3), np.identity(3), None, np.ones(3)),
-        (np.ones(2), np.identity(2), 4, np.ones((4, 2))),
         (np.ones((2, 2)), np.identity(2), None, np.ones((2, 2))),
         (np.array([1, 0, 3.0]), np.identity(3), None, np.array([1, 0, 3.0])),
-        (np.array([1, 0, 3.0]), np.identity(3), 4, np.full((4, 3), [1, 0, 3.0])),
         (np.array([1, 0, 3.0]), np.identity(3), (4, 2), np.full((4, 2, 3), [1, 0, 3.0])),
         (
             np.array([1, 3.0]),
@@ -774,12 +772,6 @@ def test_categorical_moment(p, size, expected):
             (4, 5),
             np.full((4, 5, 2), [1, 3.0]),
         ),
-        (
-            np.array([1, 3, 0.0]),
-            np.array([[1.0, 0.5, 0.1], [0.5, 2, 0.5], [0.1, 0.5, 5]]),
-            (4, 5),
-            np.full((4, 5, 3), [1, 3, 0.0]),
-        ),
         (
             np.array([[3.0, 5], [1, 4]]),
             np.identity(2),