feat: decline proof request by providing id

apps/gateway/src/app/managers/proof.controller.ts

libs/askar/src/askar-nats/event.handler.service.ts

libs/askar/src/askar-rest/rest.controller.ts

libs/askar/src/askar/agent.service.ts

libs/dtos/src/dtos/requests/decline.proof.request.dto.ts

libs/dtos/src/dtos/responses/decline.proof.response.dto.ts

libs/dtos/src/dtos/responses/get.proof.response.dto.ts

libs/dtos/src/events/dtoToEventTransformer.ts

libs/dtos/src/events/types.ts

libs/dtos/src/index.ts