HPCC-10763 "SupportsSVG" does not work and should be removed

Fixes HPCC-10763

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #5323 from GordonSmith/HPCC-10763

HPCC-10763 "SupportsSVG" does not work and should be removed

Reviewed-By: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>