feat: patch unique property of a structure US162

package-lock.json

scripts/data/structures.js

src/structures/dto/structure.dto.ts

src/structures/dto/update-structure.dto.ts

src/structures/services/structure.service.spec.ts

src/structures/services/structures-search.service.ts

src/structures/services/structures.service.ts

src/structures/structures.controller.ts

test/mock/services/structures.mock.service.ts