patch 8.2.4425: map() function does not check function arguments

Problem:    map() function does not check function arguments at compile time.
Solution:   Give an error if the arguments of a map() function are wrong.

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4425,
 /**/
     4424,
 /**/