[Docs] Fix a typo in index.md (#27859)
[Docs] Fix a typo in index.md (#27859)

Signed-off-by: myeongjukim <b5fd2ee09732cf37c24f5783d964bcb6de9d1b29@gmail.com>

Signed-off-by: myeongjukim <b5fd2ee09732cf37c24f5783d964bcb6de9d1b29@gmail.com>
ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray