Removed import of postproc, which didn't exist (and wasn't used for constructors)

interface/HUTN/test/constructor_compilation_action_language/test_real.py

@@ -1,6 +1,5 @@
 import unittest
 import util
-from postproc import postproc
 
 from hutn_compiler.compiler import main
 import json

interface/HUTN/test/constructor_compilation_action_language/test_simple.py

@@ -1,6 +1,5 @@
 import unittest
 import util
-from postproc import postproc
 
 from hutn_compiler.compiler import main
 import json