RPC Binder: patch sizes to 4096

We reduce down to 2048 on error just to keep that path alive.

Bug: 419364025
Bug: 423127919
Test: binderRpcTest
Test: binderRpcTest w/ RPC_FLAKE_PRONE true
Change-Id: I61a935e92d16c5a80ae03add5959ba2adfd60076
1 file changed