SWDEV-351031 - Enable test - Unit_hipHostRegister_Flags (#2890)

Change-Id: I7048699272a40962b12619ffdf22cc17053400f2

[ROCm/hip-tests commit: f5bc878b5f]

projects/hip-tests/catch/unit/memory/hipHostRegister.cc

@@ -162,11 +162,6 @@ template <typename T> __global__ void fill_kernel(T* dataPtr, T value) {
 }
 
 TEMPLATE_TEST_CASE("Unit_hipHostRegister_Flags", "", int, float, double) {
-#if HT_AMD
-  HipTest::HIP_SKIP_TEST("EXSWCPHIPT-138");
-  return;
-#else
-
   size_t sizeBytes = 1 * sizeof(TestType);
   TestType* hostPtr = reinterpret_cast<TestType*>(malloc(sizeBytes));
 
@@ -193,7 +188,6 @@ TEMPLATE_TEST_CASE("Unit_hipHostRegister_Flags", "", int, float, double) {
   }
 
   free(hostPtr);
-#endif
 }
 
 TEMPLATE_TEST_CASE("Unit_hipHostRegister_Negative", "", int, float, double) {