Merge "CEC: Add implementation of SYSTEM_CEC_CONTROL option to default HdmiCec" am: 3f3e91faa9 am: abb6a8067b

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1772433

Change-Id: Id140ea6b62689eb8cac5d5f3822aa6ea31b7ddf5