backported "feat(sdk): combine title props in interactive question" (#51066)

docs/embedding/sdk/questions.md

...dding-sdk/components/private/InteractiveAdHocQuestion.tsx

...e/InteractiveQuestionResult/InteractiveQuestionResult.tsx

...ponents/public/InteractiveDashboard/EditableDashboard.tsx

...ents/public/InteractiveDashboard/InteractiveDashboard.tsx

...onents/public/InteractiveQuestion/InteractiveQuestion.tsx

...lic/InteractiveQuestion/InteractiveQuestion.unit.spec.tsx

enterprise/frontend/src/embedding-sdk/types/question.ts