SWDEV-328300: supporting centos-9 for roctracer

Changing pthread_yield() to sched_yield() as pthread_yield() is deprecated in CentOS 9

Change-Id: I2961b61374e36995d0835f0e65b26c35f5eb8715

src/core/memory_pool.h

@@ -152,7 +152,7 @@ class MemoryPool {
   }
 
   static void sync_reader(const consumer_arg_t* arg) {
-    while(arg->valid.load() == true) PTHREAD_CALL(pthread_yield());
+    while(arg->valid.load() == true) PTHREAD_CALL(sched_yield());
   }
 
   static void* reader_fun(void* consumer_arg) {