Fix chrono build error (#1790)

[ROCm/rccl commit: dd3b1d816c]

projects/rccl/test/common/TestBed.hpp

@@ -11,6 +11,7 @@
 #include "EnvVars.hpp"
 #include <gtest/gtest.h>
 #include <iomanip>
+#include <chrono>
 
 namespace RcclUnitTesting
 {