DOC/CLN: Fix to_numpy docstrings (#33871)

Author: dsaxton

pandas/core/base.py

@@ -753,7 +753,7 @@ def to_numpy(self, dtype=None, copy=False, na_value=lib.no_default, **kwargs):
         dtype : str or numpy.dtype, optional
             The dtype to pass to :meth:`numpy.asarray`.
         copy : bool, default False
-            Whether to ensure that the returned value is a not a view on
+            Whether to ensure that the returned value is not a view on
             another array. Note that ``copy=False`` does not *ensure* that
             ``to_numpy()`` is no-copy. Rather, ``copy=True`` ensure that
             a copy is made, even if not strictly necessary.

pandas/core/frame.py

@@ -1301,7 +1301,7 @@ def to_numpy(self, dtype=None, copy: bool = False) -> np.ndarray:
         dtype : str or numpy.dtype, optional
             The dtype to pass to :meth:`numpy.asarray`.
         copy : bool, default False
-            Whether to ensure that the returned value is a not a view on
+            Whether to ensure that the returned value is not a view on
             another array. Note that ``copy=False`` does not *ensure* that
             ``to_numpy()`` is no-copy. Rather, ``copy=True`` ensure that
             a copy is made, even if not strictly necessary.