Switch back to reseach route name for research page

...p/core/components/main/side-menu/side-menu.component.html

...ail/components/dataset-detail/dataset-detail.component.ts

src/app/datasets/datasets-routing.module.ts

src/app/datasets/services/dataset-research.service.ts

src/app/editorialisation/components/home/home.component.html

src/app/editorialisation/components/home/home.component.ts

...ation/components/organizations/organizations.component.ts

...torialisation/components/site-map/site-map.component.html

src/app/routes.ts