Convert remaining LGPL-2.0-or-later license headers to SPDX

src/lib/marble/geodata/handlers/kml/KmlElementDictionary.h

 /*
     SPDX-FileCopyrightText: 2007 Nikolas Zimmermann <zimmermann@kde.org>
-
-    This library is free software you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    aint with this library see the file COPYING.LIB.  If not, write
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
+    SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #ifndef MARBLE_KML_KMLELEMENTDICTIONARY_H

src/lib/marble/geodata/parser/GeoParser.h

 /*
     SPDX-FileCopyrightText: 2008 Nikolas Zimmermann <zimmermann@kde.org>
-
-    This library is free software you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
+    SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #ifndef MARBLE_GEOPARSER_H