TST: Remove trailing whitespace

Author: luckyvs1

pandas/tests/frame/methods/test_describe.py

@@ -308,10 +308,10 @@ def test_describe_does_not_raise_error(self):
         result = df.describe()
         tm.assert_frame_equal(result, expected)
         exp_repr = (
-            "              test\n" 
-            "count            2\n" 
-            "unique           2\n" 
-            "top     {'a': '1'}\n" 
+            "              test\n"
+            "count            2\n"
+            "unique           2\n"
+            "top     {'a': '1'}\n"
             "freq               1"
         )
         assert repr(result) == exp_repr