SWDEV-311271 - Enable mempool under Windows

Change-Id: Ifa4cac4a8d52e031d63f62515439ca09efe7b4cb

rocclr/utils/flags.hpp

@@ -194,7 +194,7 @@ release(bool, ROC_SYSTEM_SCOPE_SIGNAL, true,                                  \
         "Enable system scope for signals (uses interrupts).")                 \
 release(bool, GPU_FORCE_QUEUE_PROFILING, false,                               \
         "Force command queue profiling by default")                           \
-release(bool, HIP_MEM_POOL_SUPPORT, false,                                    \
+release(bool, HIP_MEM_POOL_SUPPORT, IS_WINDOWS,                               \
         "Enables memory pool support in HIP")                                 \
 release(bool, HIP_MEM_POOL_USE_VM, IS_WINDOWS,                                \
         "Enables memory pool support in HIP")                                 \