User proper ellipsis char

As stated in
https://github.com/profanity-im/profanity/pull/1820#issuecomment-1498083383
profanity uses "..." (three dots) in a lot of places instead the proper
ellipsis char "…".

src/ui/console.c

@@ -293,7 +293,7 @@ cons_show_typing(const char* const barejid)
         display_usr = barejid;
     }
 
-    win_println(console, THEME_TYPING, "-", "!! %s is typing a message...", display_usr);
+    win_println(console, THEME_TYPING, "-", "!! %s is typing a message…", display_usr);
     cons_alert(NULL);
 }