HPCC-10713 Add "sort by" to New ECL Watch Activity page

Allow sort by Queue Name and sort by Queue Size

Fixes HPCC-10713

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #5350 from GordonSmith/HPCC-10713

HPCC-10713 Add "sort by" to New ECL Watch Activity page

Reviewed-By: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>