Merge pull request #15524 from jakesmith/HPCC-26751-prevent-daliconnect-deadlock

HPCC-26751 Prevent deadlock waiting for dali connect

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>

roxie/ccd/ccddali.cpp

@@ -226,7 +226,7 @@ private:
 
     bool checkDaliConnectionValid()
     {
-        CriticalBlock b(daliHelperCrit);
+        CriticalBlock b(daliConnectionCrit);
         if (!isConnected)
             return false;
         try