qml: Add missing green-check to Makefile.qt.include

Author: johnny9

src/Makefile.qt.include

@@ -387,6 +387,7 @@ QML_RES_ICONS = \
   qml/res/icons/flip-vertical.png \
   qml/res/icons/gear.png \
   qml/res/icons/gear-outline.png \
+  qml/res/icons/green-check.png \
   qml/res/icons/hidden.png \
   qml/res/icons/info.png \
   qml/res/icons/lock.png \