Remove spammy log
Remove spammy log

Summary: This log is pretty unnecessary.

Reviewed By: phoad

Differential Revision: D8297988

fbshipit-source-id: c23410bb0367ec11e3964fa981da92c67c58ee00

rsocket/rsocket-cpp,ReactiveSocket/reactivesocket-cpp,phoad/rsocket-cpp,phoad/rsocket-cpp,rsocket/rsocket-cpp,phoad/rsocket-cpp,ReactiveSocket/reactivesocket-cpp,phoad/rsocket-cpp,rsocket/rsocket-cpp,phoad/rsocket-cpp,ReactiveSocket/reactivesocket-cpp,rsocket/rsocket-cpp