Correct the required exec resource title for updating DC keystone
admin user/project IDs section.
The exec resource title was renamed from "keystone-manage bootstrap"
to "keystone bootstrap" in Debian. Update this patch accordingly.
Test Plan:
Verified: successfully get openstack secrets after DC installation
and Subcloud managed on Debian.
Story: 2010119
Task: 46218
Signed-off-by: lzhu1 <li.zhu@windriver.com>
Change-Id: I5dd9f06436903a01b564f44004058438a93de8b6