patch 8.1.1075: function reference count wrong in Python code

Problem:    Function reference count wrong in Python code.
Solution:   Use "O" instead of "N" for the arguments. (Ben Jackson,
            closes #4188)

src/version.c

@@ -775,6 +775,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1075,
 /**/
     1074,
 /**/