PR description

Our software needed to get the file metadata but there is no option in the download to pass query parameters.

This PR is to add the query params to the download option.

https://docs.openstack.org/api-ref/object-store/

We added this years ago for our software. We are now trying to have it in for open source project

Submitter checklist

Make sure that following is addressed to make the PR easier to process:

• If applicable, changes are covered by either a unit or a functional test.
• If applicable, changes ware verified manually against an OpenStack instance.
• If the change is API related, the PR description links to OpenStack API documentation of that particular endpoint/request (https://docs.openstack.org/api-quick-start/#current-api-versions).
• If the change concerns particular OpenStack service, its name is used as a PR name prefix (ex.: "Neutron: Add floatingIp port forwardings service").
• If the PR closes existing GitHub issue, PR name have prefix: Fix #NNN: .