Merge "Use String8/16 c_str [drm]" into main am: 3cc1fa796e am: 7da95bfa92 am: c63586cf30 am: 09109dc7c7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2723935

Change-Id: I47755e16e93f6bfa603fcbd62afc85b41c319adc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>