Summary:
We can have large buffers in some cases and need to be able to track their memory usage with `MemTracker`.
Added `MemTrackedBuffer` implementation which accepts `MemTracker` for tracking memory usage.
Jira: DB-16290

Test Plan: ByteBufferTest.Consumption

Reviewers: sergei, arybochkin

Reviewed By: sergei, arybochkin

Subscribers: ybase

Tags: #jenkins-ready

Differential Revision: https://phorge.dev.yugabyte.com/D43308