HPCC-12763 Do not release exceptions if it is rethrown

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>

dali/base/dautils.cpp

@@ -326,7 +326,6 @@ void CDfsLogicalFileName::expand(IUserDescriptor *user)
             StringBuffer err;
             e->errorMessage(err);
             ERRLOG("CDfsLogicalFileName::expand %s",err.str());
-            e->Release();
             throw;
         }
     }