Changes on Ali's suggestions and trying to make Generate Modal leaner

src/renderer/components/Experiment/Generate/Generate.tsx

...renderer/components/Experiment/Generate/GenerateModal.tsx

...rer/components/Experiment/Generate/GenerateTasksTable.tsx

src/renderer/components/Experiment/Generate/ResultsModal.tsx

src/renderer/components/Experiment/Rag/PickADocumentMenu.tsx