This patch adds the boto3 python module, which is a dependency
for the s3 glance backend.
Closes-Bug: #1955683
Depends-On: https://review.opendev.org/c/openstack/openstack-ansible-os_glance/+/823352
Change-Id: I5f5a921d8a08d5dfb09e2bca71d49c85115a60aa
(cherry picked from commit a2694d3147)