patch 9.0.0925: two conditions are always false

Problem:    Two conditions are always false.
Solution:   Remove the conditions.  Update return value types to make clear
            what could be returned. (closes #11593)

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    925,
 /**/
     924,
 /**/