test/msgr: make ceph_perf_msgr_client/server work.

test/msgr: make ceph_perf_msgr_client/server work.

Met the following error:
 -1> 2019-07-02T21:09:54.977+0800 7f22ab00b700 -1 /home/ceph/src/msg/async/ProtocolV1.cc: In function 'Ct<ProtocolV1>* ProtocolV1::send_connect_message()' thread 7f22ab00b700 time 2019-07-02T21:09:54.964260+0800
/home/ceph/src/msg/async/ProtocolV1.cc: 1448: FAILED ceph_assert(messenger->auth_client)

 ceph version v15.0.0-2271-gbeb0c343b3 (beb0c343b3f18297b09ddc61b0c2e0156f109455) octopus (dev)
 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x1aa) [0x7f22b2543e8e]
 2: (()+0x154b110) [0x7f22b2544110]
 3: (ProtocolV1::send_connect_message()+0x132) [0x7f22b2850fd4]
 4: (Ct<ProtocolV1>* CtFun<ProtocolV1>::_call<>(ProtocolV1*, std::integer_sequence<unsigned long>) const+0x68) [0x7f22b28668ce]
 5: (CtFun<ProtocolV1>::call(ProtocolV1*) const+0x28) [0x7f22b2866730]
 6: (()+0x184be7d) [0x7f22b2844e7d]
 7: (()+0x1866170) [0x7f22b285f170]
 8: (std::function<void (char*, long)>::operator()(char*, long) const+0x61) [0x7f22b28259cb]
 9: (AsyncConnection::process()+0xd3b) [0x7f22b282008f]
 10: (C_handle_read::do_request(unsigned long)+0x28) [0x7f22b2824a94]
 11: (EventCenter::process_events(unsigned int, std::chrono::duration<unsigned long, std::ratio<1l, 1000000000l> >*)+0x678) [0x7f22b28a4bd8]
 12: (()+0x18b9438) [0x7f22b28b2438]
 13: (()+0x18ba90b) [0x7f22b28b390b]
 14: (std::function<void ()>::operator()() const+0x32) [0x7f22b28b0c8e]
 15: (void std::__invoke_impl<void, std::function<void ()>>(std::__invoke_other, std::function<void ()>&&)+0x20) [0x7f22b28b052b]
 16: (std::__invoke_result<std::function<void ()>>::type std::__invoke<std::function<void ()>>(std::function<void ()>&&)+0x26) [0x7f22b28afc9e]
 17: (decltype (__invoke((_S_declval<0ul>)())) std::thread::_Invoker<std::tuple<std::function<void ()> > >::_M_invoke<0ul>(std::_Index_tuple<0ul>)+0x28) [0x7f22b28b1bee]
 18: (std::thread::_Invoker<std::tuple<std::function<void ()> > >::operator()()+0x1d) [0x7f22b28b1bbf]
 19: (std::thread::_State_impl<std::thread::_Invoker<std::tuple<std::function<void ()> > > >::_M_run()+0x1c) [0x7f22b28b1b9e]
 20: (()+0xd01b0) [0x7f22b08dd1b0]
 21: (()+0x76db) [0x7f22bb9d56db]
 22: (clone()+0x3f) [0x7f22b032588f]

Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>