Merge "libbinder: Remove hardcoded PAGE_SIZE usage in binderLibTest" into main am: ae4eccc2ed

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2958970

Change-Id: Ic5399f99ed9b22a7e64cd3008dee1384332a16d7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>