Merge "Don't depend on String8 cast to C string [drm]" into main am: 15272cf2 am: 19f00f89

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2748300



Change-Id: Id39357c52fa06672e16d1fd437f2a09567375ef1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>