HPCC-10206 Increase timeout accessing GeneratedDlls information

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #5243 from ghalliday/issue10206b

HPCC-10206 Increase timeout accessing GeneratedDlls information

Reviewed-By: Jake Smith <jake.smith@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>