patch 9.1.0181: no overflow check for string formatting

Problem:  no overflow check for string formatting
Solution: Check message formatting function for overflow.
          (Chris van Willegen)

closes: #13799

Signed-off-by: Christ van Willegen <cvwillegen@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    181,
 /**/
     180,
 /**/