docs: fix blockquote text not parsed as markdown (#2700)

See issue #2699.

Blockquote text now renders correctly as markdown.

<img width="718" alt="Screenshot 2024-10-10 at 13 42 26"
src="https://github.com/user-attachments/assets/d39dc04e-a408-4f34-a632-881578856896">

<img width="729" alt="Screenshot 2024-10-10 at 13 42 47"
src="https://github.com/user-attachments/assets/e2686cd0-b39c-402d-b460-6f680d5e6d04">