[balsa: 8/16] Use https for old bugzilla link

[Peter Bloomfield <peterb src gnome org>]

commit 845b15068121a6aa3d0c7fc99714af3c77a4a50d
Author: Daniel Kahn Gillmor <dkg fifthhorseman net>
Date:   Thu Feb 13 15:54:08 2020 -0500

    Use https for old bugzilla link

 src/sendmsg-window.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/sendmsg-window.c b/src/sendmsg-window.c
index f4566688a..691cc501a 100644
--- a/src/sendmsg-window.c
+++ b/src/sendmsg-window.c
@@ -5043,7 +5043,7 @@ bsmsg2message(BalsaSendmsg * bsmsg)
      * text/plain part to display the text/html part; the latter is
      * encoded as UTF-8 by add_mime_body_plain (send.c), so we'll use
      * the same encoding for the text/plain part.
-     * http://bugzilla.gnome.org/show_bug.cgi?id=580704 */
+     * https://bugzilla.gnome.org/show_bug.cgi?id=580704 */
     body->charset =
         g_strdup(bsmsg->send_mp_alt ?
                  "UTF-8" : sw_required_charset(bsmsg, body->buffer));