patch 8.2.4133: output of ":scriptnames" goes into the message history

Problem:    output of ":scriptnames" goes into the message history, while this
            des not happen for other commands, such as ":ls".
Solution:   Use msg_outtrans() instead of smsg(). (closes #9551)

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4133,
 /**/
     4132,
 /**/