Remove unused alert service from the preferences controller
Remove unused alert service from the preferences controller

Courgetteandratatouille/v6_ui,c2corg/v6_ui,Courgetteandratatouille/v6_ui,olaurendeau/v6_ui,Courgetteandratatouille/v6_ui,c2corg/v6_ui,c2corg/v6_ui,olaurendeau/v6_ui,c2corg/v6_ui,olaurendeau/v6_ui,Courgetteandratatouille/v6_ui,olaurendeau/v6_ui