Update header

src/View/Widgets/SearchResults.vala

@@ -1,20 +1,7 @@
-/***
-    Copyright (c) 2015-2018 elementary LLC <https://elementary.io>
 
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU Lesser General Public License version 3, as published
-    by the Free Software Foundation.
-
-    This program is distributed in the hope that it will be useful, but
-    WITHOUT ANY WARRANTY; without even the implied warranties of
-    MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
-    PURPOSE. See the GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License along
-    with this program. If not, see <http://www.gnu.org/licenses/>.
-
-    Authors :
-***/
+/* Copyright 2015-2024 elementary, Inc. <https://elementary.io>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
 
 namespace Files.View.Chrome {
     public class SearchResults : Gtk.Popover, Searchable {