Remove redundant /user/recipient API calls (#35644)

e2e/test/scenarios/admin-2/people/people.cy.spec.js

frontend/src/metabase-types/api/user.ts

frontend/src/metabase/admin/people/components/PeopleList.jsx

...e/common/hooks/use-user-list-query/use-user-list-query.ts

...oks/use-user-list-query/use-user-list-query.unit.spec.tsx

frontend/src/metabase/entities/users.js

...mponents/search/SearchResults/SearchResults.unit.spec.tsx

...etabase/search/components/InfoText/InfoTextEditedInfo.tsx

...e/search/components/SearchUserPicker/SearchUserPicker.tsx

frontend/test/__support__/server-mocks/user.ts