SWDEV-460770 - Handle Graph Exec release

Handle GraphExec instance is destroyed before async launch completes
GraphExec instance is destroyed after async launch completes
GraphExec instance is destroyed without a launch

Change-Id: I45a7c82295fea916c7559bd8f796df710513aea1

hipamd/src/hip_device.cpp

@@ -269,6 +269,8 @@ void Device::SyncAllStreams( bool cpu_wait) {
   }
   // Release freed memory for all memory pools on the device
   ReleaseFreedMemory();
+  // Release all graph exec objects destroyed by user.
+  ReleaseGraphExec(hip::getCurrentDevice()->deviceId());
 }
 
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