SWDEV-281658 - Fix compilation warnings

In file included from /extra/lmoriche/hip-vdi/hip/rocclr/hip_internal.hpp:25,
                 from /extra/lmoriche/hip-vdi/hip/rocclr/hip_hmm.cpp:22:
/extra/lmoriche/hip-vdi/hip/rocclr/hip_prof_api.h: In constructor ‘api_callbacks_table_t::api_callbacks_table_t()’:
/extra/lmoriche/hip-vdi/hip/rocclr/hip_prof_api.h:72:59: warning: ‘void* memset(void*, int, size_t)’ clearing an object of type ‘struct api_callbacks_table_t::hip_cb_table_t’ with no trivial copy-assignment; use value-initialization instead [-Wclass-memaccess]
   72 |      memset(&callbacks_table_, 0, sizeof(callbacks_table_));
      |                                                           ^
/extra/lmoriche/hip-vdi/hip/rocclr/hip_prof_api.h:67:10: note: ‘struct api_callbacks_table_t::hip_cb_table_t’ declared here
   67 |   struct hip_cb_table_t {
      |          ^~~~~~~~~~~~~~

Address the above warning by providing default initialization of the
api_callbacks_table_t::hip_cb_table_t class members.

Change-Id: I69ea7c390c28cf3f8aec57f23566d6a3061a0365

hipamd/src/hip_prof_api.h

@@ -56,8 +56,8 @@ class api_callbacks_table_t {
 
   // HIP API callbacks table
   struct hip_cb_table_entry_t {
-    volatile std::atomic<bool> sync;
-    volatile std::atomic<uint32_t> sem;
+    volatile std::atomic<bool> sync{false};
+    volatile std::atomic<uint32_t> sem{0};
     act_t act;
     void* a_arg;
     fun_t fun;
@@ -65,12 +65,10 @@ class api_callbacks_table_t {
   };
 
   struct hip_cb_table_t {
-    hip_cb_table_entry_t arr[HIP_API_ID_NUMBER];
+    hip_cb_table_entry_t arr[HIP_API_ID_NUMBER] = {};
   };
 
-  api_callbacks_table_t() {
-     memset(&callbacks_table_, 0, sizeof(callbacks_table_));
-  }
+  api_callbacks_table_t() = default;
 
   bool set_activity(uint32_t id, act_t fun, void* arg) {
     std::lock_guard<mutex_t> lock(mutex_);