feat: update Aditi Raghunathan talk title

[gatheluck]

Summary

• Add talk title "How to get creativity in AI" for Aditi Raghunathan's invited talk
• Updated both program.json and schedule.json to reflect the new title

Test plan

• Verify the talk title appears correctly in the program page
• Verify the talk title appears correctly in the schedule page
• Check that the changes are consistent across both files

🤖 Generated with Claude Code