Moving new item modals to be global (#40315)

frontend/src/metabase-types/store/mocks/state.ts

frontend/src/metabase-types/store/state.ts

frontend/src/metabase/App.tsx

...metabase/collections/containers/CreateCollectionModal.tsx

frontend/src/metabase/components/NewItemMenu/NewItemMenu.tsx

...metabase/containers/NewItemMenu/NewItemMenu.unit.spec.tsx

frontend/src/metabase/new/components/NewModals/NewModals.tsx

frontend/src/metabase/reducers-common.js

frontend/src/metabase/redux/ui.ts

frontend/src/metabase/selectors/ui.ts