patch 8.2.2558: no error if a lambda argument shadows a variable

Problem:    No error if a lambda argument shadows a variable.
Solution:   Check that the argument name shadows a local, argument or script
            variable. (closes #7898)

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2558,
 /**/
     2557,
 /**/