FEAT #10733 TIME 3 add front group + handle redirect for back route (used in front route)

lang/en.json

lang/fr.json

src/frontend/app/administration/group/group.component.html

src/frontend/app/administration/group/group.component.scss

src/frontend/app/administration/group/group.component.ts

...ntend/app/administration/group/groups-list.component.html

...ntend/app/administration/group/groups-list.component.scss

...rontend/app/administration/group/groups-list.component.ts

src/frontend/app/app-material.module.ts

src/frontend/app/app.module.ts

src/frontend/app/service/auth-interceptor.service.ts