updated for version 7.4.257

Problem:    Compiler warning, possibly for mismatch in parameter name.
Solution:   Rename the parameter in the declaration.

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    257,
 /**/
     256,
 /**/