docs: add missing links (#1754)

.changeset/calm-eggs-type.md

apps/next/scripts/validate-links.mts

...rc/content/docs/llamaindex/modules/data_loaders/index.mdx

...docs/llamaindex/modules/data_stores/chat_stores/index.mdx

...ontent/docs/llamaindex/modules/evaluation/correctness.mdx

...next/src/content/docs/llamaindex/modules/prompt/index.mdx

.../content/docs/llamaindex/modules/response_synthesizer.mdx

apps/next/typedoc.json

packages/core/src/response-synthesizers/factory.ts

packages/core/src/response-synthesizers/index.ts

packages/readers/package.json

pnpm-lock.yaml