Merge "Migrate from android::String isEmpty to empty" into main am: 8a21830735 am: 8f1eea8f9d am: 6df90de737

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2707853

Change-Id: I2a22339a4943e9e3e96a46055ecadfbb109df620
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>