Rollback to old --turn-screen-off for Android 15

When the screen is turned off with the new display power method
introduced in Android 15, video mirroring freezes.

Use the Android 14 method for Android 15.

Refs 58ba00fa060c9a1f439120f8869ed106e1c935f9
Refs #5418 <https://github.com/Genymobile/scrcpy/pull/5418>
Fixes #5530 <https://github.com/Genymobile/scrcpy/issues/5530>