HPCC-8569 Confimgr - Adding hardware to a blank environment fails

Signed-off-by: Gleb Aronsky <gleb.aronsky@lexisnexis.com>
Merge pull request #3852 from garonsky/issue-8569_Adding_computer_hardware_fails_in_blank_env

HPCC-8569 Configmgr - Adding hardware to a blank environment fails

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>