CLN (feedback): pass to_numpy karg to extract_array

Author: arw2019

pandas/core/frame.py

@@ -6371,8 +6371,8 @@ def combine_first(self, other: DataFrame) -> DataFrame:
         def combiner(x, y):
             mask = extract_array(isna(x))
 
-            x_values = extract_array(x)
-            y_values = extract_array(y)
+            x_values = extract_array(x, to_numpy=True)
+            y_values = extract_array(y, to_numpy=True)
 
             # If the column y in other DataFrame is not in first DataFrame,
             # just return y_values.