Change api endpoint used to load collection content for SavedQuestionList (#29698)

...productions/24660-same-name-parent-collections.cy.spec.js

e2e/test/scenarios/joins/joins.cy.spec.js

...502-cannot-join-two-saved-questions-same-table.cy.spec.js

...models/reproductions/25537-model-picker-locale.cy.spec.js

...s/models/reproductions/26091-new-models-picker.cy.spec.js

...st/scenarios/onboarding/search/recently-viewed.cy.spec.js

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

frontend/src/metabase/plugins/index.ts

...se/query_builder/components/DataSelector/DataSelector.jsx

...lector/saved-question-picker/SavedQuestionList.styled.tsx

.../DataSelector/saved-question-picker/SavedQuestionList.tsx

...ctor/saved-question-picker/SavedQuestionPicker.styled.tsx

...r/saved-question-picker/SavedQuestionPicker.unit.spec.jsx