Use Numpy numeric type for 'bool

src/awkward/_v2/operations/structure/ak_full_like.py

@@ -78,9 +78,9 @@ def full_like(array, fill_value, highlevel=True, behavior=None, dtype=None):
         fill_value = dtype.type(fill_value)
         # Also, if the fill_value cannot be converted to the dtype
         # this should throw a clear, early, error.
-        if dtype is np.dtype(bool):
+        if dtype == np.dtype(np.bool_):
             # then for bools, only 0 and 1 give correct string behavior
-            fill_value = int(fill_value)
+            fill_value = fill_value.view(np.uint8)
 
     layout = ak._v2.operations.convert.to_layout(
         array, allow_record=True, allow_other=False