[CP] Fix parallel create conflict problem

deps/oblib/src/rpc/obrpc/ob_rpc_proxy.h

@@ -130,6 +130,7 @@ public:
   void destroy()                                { init_ = false; }
   bool is_inited() const                        { return init_; }
   void set_timeout(int64_t timeout)             { timeout_ = timeout; }
+  int64_t get_timeout() const                   { return timeout_; }
   void set_trace_time(const bool is_trace_time) { is_trace_time_ = is_trace_time; }
   void set_ratelimit(const bool do_ratelimit)   { do_ratelimit_ = do_ratelimit; }
   void set_bg_flow(const int8_t is_bg_flow)    { is_bg_flow_ = is_bg_flow;}