fix:slave_prorority need to be 100 when used redis sentinel (OpenAtom…

…Foundation#2813)

Co-authored-by: chejinge <[email protected]>

include/pika_conf.h

@@ -814,7 +814,7 @@ class PikaConf : public pstd::BaseConf {
 
  private:
  int port_ = 0;
- int slave_priority_ = 0;
+ int slave_priority_ = 100;
  int thread_num_ = 0;
  int thread_pool_size_ = 0;
  int slow_cmd_thread_pool_size_ = 0;