HPCC-10855 In standalone mode, Roxie should default to allFilesDynamic

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5408 from richardkchapman/standalone-dynamic

HPCC-10855 In standalone mode, Roxie should default to allFilesDynamic

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>