Summary: freee会計 updates new feature info

Why It Matters: The competitor is showing new features for freee会計. This means they are always making their product better.

What Changed:

• The "お知らせ" (News) section was updated.
• A new entry for "2025/10/15 【2025.09月度】新機能情報" was added.
• The entry "2025/07/09 【2025.06月度】新機能情報" was removed.