updated for version 7.3.218

Problem:    Tiny configuration problem with Python 3.
Solution:   Add abiflags in one more place. (Andreas Behr)

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    218,
 /**/
     217,
 /**/