libbinder: Parcel: validate read data before write

This is slow, but it's required to prevent memory
corruption.

Ignore-AOSP-First: security
Bug: 370840874
Test: fuzzer
Merged-In: Ibc5566ade0389221690dc90324f93394cf7fc9a5
Change-Id: Ibc5566ade0389221690dc90324f93394cf7fc9a5
(cherry picked from commit c54dad65)