HPCC-10720 Find by DFU WU Broken

Fixes HPCC-10720

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #5312 from GordonSmith/HPCC-10720

HPCC-10720 Find by DFU WU Broken

Reviewed-By: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>