datapath-windows: Duplicate tag for STT pools

All pool allocations should have unique tags.
OVS_STT_POOL_TAG matches the OVS_MEMORY_TAG.

Changed the OVS_STT_POOL_TAG to make it unique.

Signed-off-by: Sorin Vinturis <svinturis@cloudbasesolutions.com>
Acked-by: Eitan Eliahu <eliahue@vmware.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>

datapath-windows/ovsext/Util.h

@@ -33,7 +33,7 @@
 #define OVS_SWITCH_POOL_TAG             'SSVO'
 #define OVS_USER_POOL_TAG               'USVO'
 #define OVS_VPORT_POOL_TAG              'PSVO'
-#define OVS_STT_POOL_TAG                'TSVO'
+#define OVS_STT_POOL_TAG                'RSVO'
 
 VOID *OvsAllocateMemory(size_t size);
 VOID *OvsAllocateMemoryWithTag(size_t size, ULONG tag);