Update stubs for libnativehelper

libnativehelper API changes following NDK API review.

Update made with:
android_api/gen_proxy_libraries.py --trampolines --json libnativehelper

Bug: 188067586
Test: TH
Change-Id: I8e44b1d3aef9ad5ac0613f6396df25c0ce6ceed9
2 files changed