(refactor) Removed unecessary headers in adjoint test

blast/tests/dart/adjoint_2D.py

@@ -31,11 +31,6 @@ import fwk
 from fwk.testing import *
 from fwk.coloring import ccolors
 
-import fwk
-from fwk.testing import *
-from fwk.coloring import ccolors
-import numpy as np
-
 def cfgInviscid(nthrds, verb):
     import os.path
     # Parameters