HPCC-15017 Roxie cumulative counts not working

Cumultative edge counts were only working on splitters.

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>

roxie/ccd/ccdserver.cpp

@@ -495,7 +495,7 @@ public:
         if (_processed)
         {
             CriticalBlock b(statsCrit);
-            processed += processed;
+            processed += _processed;
         }
     }