Make behaviour of cards more consistent

Now the workout card has the "go to detail page" on the left as well

Author: rolandgeider

lib/widgets/dashboard/widgets.dart

@@ -575,7 +575,7 @@ class _DashboardWorkoutWidgetState extends State<DashboardWorkoutWidget> {
             ),
           if (_hasContent)
             Row(
-              mainAxisAlignment: MainAxisAlignment.end,
+              mainAxisAlignment: MainAxisAlignment.start,
               children: <Widget>[
                 TextButton(
                   child: Text(AppLocalizations.of(context).goToDetailPage),