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/bloc/devices_state.dart

@@ -12,3 +12,13 @@ class DevicesSuccess extends DevicesState {}
 class DevicesFailure extends DevicesState {}
 
 class ChangeIndex extends DevicesState {}
+
+class DevicesCategoryChanged extends DevicesState {}
+
+class CategorySwitchChanged extends DevicesState {}
+
+class SwitchACsOff extends DevicesState {}
+
+class SwitchACsOn extends DevicesState {}
+
+class SetACsTemp extends DevicesState {}