Add Binder Observer and use it to collect data

1. Add BinderStatsPusher
This has the aggregation logic and the push logic

2. Add Binder Observer
This is the object which orchestrates the colelction

3. Collect and send Data to BinderObserver
This is done in IPCThreadState

4. Add aggregateBinderSpam to BinderStatsPusher
Add spam aggregation logic

5. Add lock free Spsc queue to store BinderStatsData
We know that locks in binder txn can cause severe perf
penalties.
Each thread will have a local Spsc Queue
Queues will be registered with the queue orchestrator
when IPCThreadState is constructed.
When there is a flush, data will be popped from all
the queues using the orchestrator

Test: atest binderUnitTest
Bug: 299356196
Flag: build.RELEASE_LIBBINDER_BINDER_OBSERVER
Change-Id: Iaa00e412d97e3865a037e146f7c08fe7e62cb00a