updated for version 7.3.251

Problem:    "gH<Del>" deletes the current line, except when it's the last
            line.
Solution:   Set the "include" flag to indicate the last line is to be deleted.

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    251,
 /**/
     250,
 /**/