Add SPDX-License headers

Signed-off-by: Waqar Ahmed <waqar.17a@gmail.com>

addons/project/pushpulldialog.cpp

+/*
+    SPDX-FileCopyrightText: 2021 Waqar Ahmed <waqar.17a@gmail.com>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
 #include "pushpulldialog.h"
 
 #include <QProcess>
@@ -54,7 +59,6 @@ static QStringList remotesList(const QString &repo)
             return QString::fromUtf8(git.readAllStandardOutput()).split(QLatin1Char('\n'));
         }
     }
-    // give up
     return {};
 }
 

addons/project/pushpulldialog.h

+/*
+    SPDX-FileCopyrightText: 2021 Waqar Ahmed <waqar.17a@gmail.com>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
 #ifndef PUSHPULLDIALOG_H
 #define PUSHPULLDIALOG_H