debian packaging: depend on qml-module-qtcharts only where available

Author: jef-n

debian/control.in

@@ -78,8 +78,8 @@ Architecture: all
 Depends:
   libjs-jquery,
   libjs-leaflet,
-  ${misc:Depends},
-  qml-module-qtcharts
+#sid buster bionic cosmic# qml-module-qtcharts,
+  ${misc:Depends}
 Description: QGIS - architecture-independent data
  QGIS is a Geographic Information System (GIS) which manages, analyzes and
  display databases of geographic information.