system-suspend: Deprecate HIDL hal for Android T

Devices launching with Android T must use the AIDL hal to request
wakelocks; enforced by max-level 6 (S) for the HIDL hal.

Bug: 170260236
Test: m; boot
Change-Id: I890ac85c377b42652d7f5e8638d07b319df61577
2 files changed