updated for version 7.3.1255

Problem:    Clang warnings when building with Athena.
Solution:   Add type casts. (Dominique Pelle)

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1255,
 /**/
     1254,
 /**/