Add jpeg devel package
Add jpeg devel package

Currently api-site jobs fail building with:
"ValueError: jpeg is required unless explicitly disabled using --disable-jpeg, aborting"

Add missing jpeg devel packages to other-requirements so that they
are installed.

Change-Id: I988ab6e81871b2acbe0d7f47f67a3a9e2d1e9366

openstack/api-site,openstack/api-site,openstack/api-site,openstack/api-site