ufshci: Support ACPI

Supports UFS host controller attachment via ACPI. Tested on the
Samsung Galaxy Book 4 Edge using Qualcomm Snapdragon X Elite.
Additionally, a quirk related to power mode change has been added.

For reference, it doesn't reach maximum speed yet. I plan to improve
it later.

Sponsored by: Samsung Electronics
Reviewed by: imp (mentor)
Differential Revision: https://reviews.freebsd.org/D55986