updated for version 7.4a.011

Problem:    Configure check for Python 3 config name isn't right.
Solution:   Always include vi_cv_var_python3_version. (Tim Harder)

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    11,
 /**/
     10,
 /**/