fix missing import

src/noggit/ui/ObjectEditor.cpp

@@ -30,6 +30,7 @@
 #include <QLabel>
 #include <QPushButton>
 #include <QRadioButton>
+#include <QLineEdit>
 #include <QSettings>
 #include <QtWidgets/qcombobox.h>
 #include <QtWidgets/QDoubleSpinBox>

src/noggit/ui/ObjectEditor.h

@@ -13,6 +13,7 @@ class QGroupBox;
 class QLabel;
 class QSettings;
 class QSlider;
+class QLineEdit;
 class World;
 
 namespace Noggit