[gnome-remote-desktop] ctl: Fix error messages

[Jonas Ådahl <jadahl src gnome org>]

commit 4192a2fd04293cf343d83090a8e755a50ff2f337
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Jun 21 16:03:42 2022 +0200

    ctl: Fix error messages
    
    A couple were missing newlines, and one said RDP but was about VNC.

 src/grd-ctl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/grd-ctl.c b/src/grd-ctl.c
index f13a5fab..0349c758 100644
--- a/src/grd-ctl.c
+++ b/src/grd-ctl.c
@@ -483,7 +483,7 @@ print_rdp_status (gboolean use_colors,
                                             &error);
   if (error)
     {
-      fprintf (stderr, "Failed to lookup RDP credentials: %s", error->message);
+      fprintf (stderr, "Failed to lookup RDP credentials: %s\n", error->message);
       return;
     }
 
@@ -540,7 +540,7 @@ print_vnc_status (gboolean use_colors,
                                              &error);
   if (error)
     {
-      fprintf (stderr, "Failed to lookup RDP credentials: %s", error->message);
+      fprintf (stderr, "Failed to lookup VNC credentials: %s\n", error->message);
       return;
     }