SWDEV-333237 - Release command before queing a marker

Change-Id: I5343c4b7ade2dc68efa7454a919a6657726c45d3

rocclr/platform/commandqueue.cpp

@@ -113,7 +113,11 @@ void HostQueue::finish() {
       return;
     }
   }
+
   if (nullptr == command || !isCacheFlushed) {
+    if (nullptr != command) {
+      command->release();
+    }
     // Send a finish to make sure we finished all commands
     command = new Marker(*this, false);
     if (command == NULL) {