mobile/dive-list: show/hide virtual keyboard as needed for filter

This should happen automatically, but for some reason it doesn't. So
let's try to force it manually.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

mobile-widgets/qml/DiveList.qml

@@ -473,6 +473,10 @@ Kirigami.ScrollablePage {
 		onTriggered: {
 			rootItem.filterToggle = !rootItem.filterToggle
 			manager.setFilter("", 0)
+			if (rootItem.filterToggle)
+				Qt.inputMethod.show()
+			else
+				Qt.inputMethod.hide()
 		}
 	}