Remove Popular Items Entity (#41851)

frontend/src/metabase/common/hooks/entity-framework/index.ts

...oks/entity-framework/use-popular-item-list-query/index.ts

...se-popular-item-list-query/use-popular-item-list-query.ts

...item-list-query/use-popular-item-list-query.unit.spec.tsx

frontend/src/metabase/entities/index.js

frontend/src/metabase/entities/popular-items.js

.../src/metabase/home/components/HomeContent/HomeContent.tsx

.../metabase/home/components/HomeModelCard/HomeModelCard.tsx

...home/components/HomePopularSection/HomePopularSection.tsx

frontend/src/metabase/schema.js