Summary: Add Healthcare data & AI services

Why It Matters: This shows a new focus area in healthcare.

What Changed:

• Add "Healthcare data & AI services" under Healthcare solutions
• Change "TRIZETTO UNIFY" to "TriZetto healthcare administration solutions"
• Add "Agent Foundry" under Featured services
• Change "Internet of Things" to "IoT & engineering"
• Add "Agent Foundry Solution to turn isolated AI pilots into production-grade agent networks" under Engineering research & development
• Add "Engineering AI for impact" section
• Add "COGNIZANT AI LAB" section
• Add new items under "IoT & engineering":
  • Enterprise GIS & geospatial solutions
  • Intelligent automotive & mobility
  • Intelligent operations
  • Smart field services
  • Smart products
  • Sustainability services
• Remove "Rewire for AI" from the main "Featured" services list
• Remove "SAP services" and replace with "SAP" under Enterprise platforms