fix import

Author: fchapoton

src/sage/rings/finite_rings/finite_field_constructor.py

@@ -178,10 +178,6 @@
 from sage.rings.polynomial.polynomial_element import Polynomial
 from sage.rings.integer import Integer
 
-# the import below is just a redirection
-from sage.rings.finite_rings.finite_field_base import is_FiniteField
-assert is_FiniteField  # just to silent pyflakes
-
 try:
     # We don't late import this because this means trouble with the Givaro library
     # On a Macbook Pro OSX 10.5.8, this manifests as a Bus Error on exiting Sage.