tls: fix shutdown during file transfer or calls

Change-Id: I1ed610c2bfd72e8f092940be2e0e96129a4d64ba

src/security/tls_session.cpp

@@ -316,7 +316,7 @@ TlsSession::TlsSessionImpl::TlsSessionImpl(std::unique_ptr<SocketType>&& transpo
 
 TlsSession::TlsSessionImpl::~TlsSessionImpl()
 {
-    newState_ = TlsSessionState::SHUTDOWN;
+    state_ = TlsSessionState::SHUTDOWN;
     stateCondition_.notify_all();
     rxCv_.notify_all();
     thread_.join();