[deb] Do not output regen-conf result at postinst

bin/yunohost

@@ -51,7 +51,7 @@ def _parse_cli_args():
         help="Don't use actions map cache",
     )
     parser.add_argument('--output-as',
-        choices=['json', 'plain'], default=None,
+        choices=['json', 'plain', 'none'], default=None,
         help="Output result in another format",
     )
     parser.add_argument('--debug',

debian/postinst

@@ -11,7 +11,7 @@ do_configure() {
       bash /usr/share/yunohost/hooks/conf_regen/15-nginx init
   else
       echo "Regenerating configuration, this might take a while..."
-      yunohost service regenconf
+      yunohost service regenconf --output-as none
 
       # restart yunohost-firewall if it's running
       service yunohost-firewall status >/dev/null \