TST: correct test to use array instead of np.array

Author: zacharym-collins

pandas/tests/copy_view/index/test_datetimeindex.py

@@ -6,6 +6,7 @@
     Series,
     Timestamp,
     date_range,
+    array
 )
 import pandas._testing as tm
 from pandas.tests.copy_view.util import get_array
@@ -67,7 +68,7 @@ def test_constructor_copy_input_datetime_ndarray_default():
 
 def test_constructor_copy_input_datetime_ea_default():
     # GH 63388
-    arr = np.array(["2020-01-01", "2020-01-02"], dtype="datetime64[ns]")
+    arr = array(["2020-01-01", "2020-01-02"], dtype="datetime64[ns]")
     idx = DatetimeIndex(arr)
     assert not tm.shares_memory(arr, idx.array)