Fix up test_dis

Author: markshannon

Lib/test/test_dis.py

@@ -204,6 +204,7 @@ def bug1333982(x=[]):
               LOAD_CONST               1 (<code object <genexpr> at 0x..., file "%s", line %d>)
               MAKE_FUNCTION
               LOAD_FAST_BORROW         0 (x)
+              GET_ITER
               CALL                     0
 
 %3d           LOAD_SMALL_INT           1
@@ -832,6 +833,7 @@ def foo(x):
                MAKE_FUNCTION
                SET_FUNCTION_ATTRIBUTE   8 (closure)
                LOAD_DEREF               1 (y)
+               GET_ITER
                CALL                     0
                CALL                     1
                RETURN_VALUE
@@ -851,8 +853,7 @@ def foo(x):
 %4d           RETURN_GENERATOR
                POP_TOP
        L1:     RESUME                   0
-               LOAD_FAST_BORROW         0 (.0)
-               GET_ITER
+               LOAD_FAST                0 (.0)
        L2:     FOR_ITER                14 (to L3)
                STORE_FAST               1 (z)
                LOAD_DEREF               2 (x)