fix: unify FAB style

lib/views/home.dart

@@ -92,6 +92,9 @@ class _HomeViewState extends State<HomeView> {
       child: Scaffold(
         drawer: makeDrawer(context, 1),
         floatingActionButton: SpeedDial(
+          shape: const RoundedRectangleBorder(
+            borderRadius: BorderRadius.all(Radius.circular(16)),
+          ),
           icon: Icons.add,
           activeIcon: Icons.close,
           children: [

lib/views/recurring_view.dart

@@ -125,7 +125,6 @@ class _RecurringEntriesViewState extends State<RecurringEntriesView> {
         ],
       ),
       floatingActionButton: FloatingActionButton(
-        shape: const CircleBorder(),
         child: const Icon(Icons.add),
         onPressed: () {
           Navigator.of(context).push(