patch 8.2.3914: various spelling mistakes in comments

Problem:    Various spelling mistakes in comments.
Solution:   Fix the mistakes. (Dominique Pellé, closes #9416)
diff --git a/src/message.c b/src/message.c
index 8992de0..7e98d0b 100644
--- a/src/message.c
+++ b/src/message.c
@@ -1363,7 +1363,7 @@
 {
     int		save_p_more = p_more;
 
-    p_more = FALSE;	// don't want see this message when scrolling back
+    p_more = FALSE;	// don't want to see this message when scrolling back
     if (msg_didout)	// start on a new line
 	msg_putchar('\n');
     if (got_int)