patch 8.2.2103: Vim9: unreachable code

Problem:    Vim9: unreachable code.
Solution:   Remove the code to prepend s: to the variable name

Author: brammool

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2103,
 /**/
     2102,
 /**/

src/vim9compile.c

@@ -5179,19 +5179,9 @@ generate_store_var(
 	    if (scriptvar_idx < 0)
 	    {
 		char_u  *name_s = name;
-		int	    r;
+		int	r;
 
-		// Include s: in the name for store_var()
-		if (name[1] != ':')
-		{
-		    int len = (int)STRLEN(name) + 3;
-
-		    name_s = alloc(len);
-		    if (name_s == NULL)
-			name_s = name;
-		    else
-			vim_snprintf((char *)name_s, len, "s:%s", name);
-		}
+		// "s:" is included in the name.
 		r = generate_OLDSCRIPT(cctx, ISN_STORES, name_s,
 							  scriptvar_sid, type);
 		if (name_s != name)