Qt 5.15.18 for open source users has been released

- Qt 5.15.18 for open source users has been released:
https://lists.qt-project.org/pipermail/development/2025-October/046705.html

- Qt Creator 18 has been released:
https://www.qt.io/blog/qt-creator-18-released

- Qt 6.8.5 for Android Automotive has been released:
https://www.qt.io/blog/qt-for-android-automotive-6.8.5-is-released