Add image-to-video task category, paper link and sample usage

Fix VBVR-Bench-Leaderboard link: add 'spaces/' prefix to URL

Fix VBVR-Dataset link: add 'datasets/' prefix to URL

Update README.md

Update README.md

Update README.md

Upload VBVR-Bench.json with huggingface_hub

Upload folder using huggingface_hub

Upload folder using huggingface_hub

initial commit