Summary: Add AI agent platform news

Why It Matters: Fujitsu added a new news item about an AI agent platform. This shows a new focus in their news.

What Changed:

• Add a news item about "Fujitsu develops AI agent platform for the healthcare sector" dated August 27, 2025.
• Move the news item about "Shibaura Institute of Technology, Waseda University and Fujitsu develop quantum computer-based robot posture optimization" from the first position to the second position.