mem: remove redudant check whether the cache forwards snoops

Change-Id: I57b56771086e1e2f512977fb7248d93c171ab925
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>

src/mem/cache/cache.cc

@@ -1209,7 +1209,7 @@ Cache::functionalAccess(PacketPtr pkt, bool fromCpuSide)
         // continues towards the memory side
         if (fromCpuSide) {
             memSidePort->sendFunctional(pkt);
-        } else if (forwardSnoops && cpuSidePort->isSnooping()) {
+        } else if (cpuSidePort->isSnooping()) {
             // if it came from the memory side, it must be a snoop request
             // and we should only forward it if we are forwarding snoops
             cpuSidePort->sendFunctionalSnoop(pkt);