updated for version 7.3.155

Problem:    Crash when using map(), filter() and remove() on v:. (ZyX)
            Also for extend(). (Yukihiro Nakadaira)
Solution:   Mark v: as locked.  Also correct locking error messages.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    155,
 /**/
     154,
 /**/