AC devices page implemented

AC Cubit Add
New Devices Cubit Arch will be used
Devices Cubit (for devices categories, and devices page)
{
AC cubit,
Lights cubit.
... }
Replaced AssetsManager with Assets Class (auto generated)

lib/features/devices/model/ac_model.dart

@@ -0,0 +1,19 @@
+class ACModel {
+  final String name;
+  final String id;
+  late bool status;
+  late double temperature;
+
+  late int fanSpeed;
+
+  late int tempMode;
+
+  ACModel({
+    required this.name,
+    required this.id,
+    required this.status,
+    required this.temperature,
+    required this.fanSpeed,
+    required this.tempMode,
+  });
+}