fix test: add size of co_consts (with one const) to the expected value

Author: iritkatriel

Lib/test/test_sys.py

@@ -1422,7 +1422,7 @@ class C(object): pass
         def func():
             return sys._getframe()
         x = func()
-        check(x, size('3Pi3c7P2ic??2P'))
+        check(x, size('3Pi3c7P2ic??2PP'))
         # function
         def func(): pass
         check(func, size('14Pi'))