Remove event interfaces and move to ports

controller/controller.go

controller/eventService/Service.go

controller/eventService/utils.go

controller/interfaces/event/service.go

...cleus/domain/application/service/networkElementService.go

...oller/nucleus/domain/application/service/pluginService.go

controller/nucleus/domain/ports/service.go

controller/nucleus/networkElementWatcher.go

controller/rbac/rbacService.go

controller/topology/nodes/nodeService.go

controller/topology/nodes/nodeService_test.go

controller/topology/ports/portService.go

controller/topology/ports/portService_test.go

controller/topology/routing-tables/routingTableService.go

...oller/topology/routing-tables/routingTableService_test.go

controller/topology/topologyService.go

controller/topology/topologyService_test.go