New hover button color

src/QGCPalette.cc

@@ -74,6 +74,7 @@ void QGCPalette::_buildMap(void)
     DECLARE_QGC_COLOR(alertBorder,          "#808080", "#808080", "#808080", "#808080")
     DECLARE_QGC_COLOR(alertText,            "#000000", "#000000", "#000000", "#000000")
     DECLARE_QGC_COLOR(missionItemEditor,    "#585858", "#dbfef8", "#585858", "#585d83")
+    DECLARE_QGC_COLOR(hoverColor,           "#585858", "#dbfef8", "#585858", "#585d83")
 
     // Colors are not affecting by theming
     DECLARE_QGC_COLOR(mapWidgetBorderLight, "#ffffff", "#ffffff", "#ffffff", "#ffffff")

src/QGCPalette.h

@@ -103,6 +103,7 @@ public:
     DEFINE_QGC_COLOR(alertBorder,           setAlertBorder)
     DEFINE_QGC_COLOR(alertText,             setAlertText)
     DEFINE_QGC_COLOR(missionItemEditor,     setMissionItemEditor)
+    DEFINE_QGC_COLOR(hoverColor,            setHoverColor)
 
      QGCPalette(QObject* parent = nullptr);
     ~QGCPalette();