SWDEV-448163 - Fix Doxygen warnings

Change-Id: If72e312461a72920b6a482009c9aef4cf92f2e1b

catch/unit/virtualMemoryManagement/hipMemMapArrayAsync.cc

@@ -107,4 +107,9 @@ TEST_CASE("Unit_hipMemMapArrayAsync_Positive_Basic") {
   HIP_CHECK(hipMemRelease(handle));
 
   HIP_CHECK(hipMipmappedArrayDestroy(array));
-}
+}
+
+/**
+* End doxygen group VirtualMemoryManagementTest.
+* @}
+*/