Add missing copyright headers for push notifications

Signed-off-by: Felix Weilbach <felix.weilbach@nextcloud.com>

src/libsync/pushnotifications.cpp

@@ -1,3 +1,17 @@
+/*
+ * Copyright (C) by Felix Weilbach <felix.weilbach@nextcloud.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License
+ * for more details.
+ */
+
 #include "pushnotifications.h"
 #include "creds/abstractcredentials.h"
 #include "account.h"

test/testpushnotifications.cpp

@@ -1,3 +1,17 @@
+/*
+ * Copyright (C) by Felix Weilbach <felix.weilbach@nextcloud.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License
+ * for more details.
+ */
+
 #include <QTest>
 #include <QVector>
 #include <QWebSocketServer>