Globe: don't show the location edit message after aborting plan

For some reason the isVisible() check failed, even though the message is,
indeed, visible. But it doesn't seem to hurt to unconditionally hide the
message, so I'm doing that instead.

Fixes #576

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

qt-ui/globe.cpp

@@ -216,8 +216,7 @@ void GlobeGPS::repopulateLabels()
 void GlobeGPS::reload()
 {
 	editingDiveLocation = false;
-	if (messageWidget->isVisible())
-		messageWidget->hide();
+	messageWidget->hide();
 	repopulateLabels();
 }