Core/Networking: Fixed unsafe access to _worldSession member in WorldSocket

(cherry picked from commit bed88e0dd475af5b73cea03821f7fb7cb9ddce9d)

Core/Networking: Fixed deadlock in HandlePing if the client is about to be kicked for overspeed pings

(cherry picked from commit 3da0f7e40920b652d2222fa88dbb4b516d24725d)

Core/Networking: Cleanup CloseSocket calls from read failures in WorldSocket

(cherry picked from commit 18343a7309fbf53a3509749c0a5ca1f8ea273c57)

Conflicts:
	src/server/game/Server/WorldSocket.cpp

Ref #14474

src/server/game/Server/WorldSession.cpp

@@ -225,6 +225,7 @@ void WorldSession::SendPacket(WorldPacket* packet)
 
     sScriptMgr->OnPacketSend(this, *packet);
 
+    TC_LOG_TRACE("network.opcode", "S->C: %s %s", GetPlayerInfo().c_str(), GetOpcodeNameForLogging(packet->GetOpcode()).c_str());
     m_Socket->SendPacket(*packet);
 }