fix(readme): typo 'Chanllenge' in dataset challenge link (+1 more)

[andrewwhitecdw]

This PR addresses 2 issues in README.md.

Fix 1

fix: typo 'Chanllenge' in dataset challenge link text

Fix: Replace:

Google AI Open Images Visual Relationship Detection Chanllenge

with:

Google AI Open Images Visual Relationship Detection Challenge

Fix 2

fix: garbled figure caption 'with without and with'

Fix: Replace:

Example results of RelDN with without and with our losses.

with:

Example results of RelDN with and without our losses.

Files changed

• README.md