mobile: show sync state in menu plate

This seems like the easiest way to show the state without disrupting the UI
elsewhere. Directly below the email address used for cloud storage.

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

mobile-widgets/qml/main.qml

@@ -229,6 +229,21 @@ Kirigami.ApplicationWindow {
 						font.weight: Font.Normal
 					}
 				}
+				RowLayout {
+					Layout.leftMargin: Kirigami.Units.smallSpacing
+					Layout.topMargin: 0
+					Kirigami.Heading {
+						Layout.fillWidth: true
+						Layout.topMargin: 0
+						visible: text.length > 0
+						level: 5
+						color: "white"
+						text: manager.syncState
+						wrapMode: Text.NoWrap
+						elide: Text.ElideRight
+						font.weight: Font.Normal
+					}
+				}
 			}
 		}