Merge "cameraserver: Use String8/String16 constructor conversions." into main am: b96354fc67 am: 5c150360b0

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2729335

Change-Id: I385b7e6496c9d2d21184b4369a24ff7e85f6b5fb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>