Add CILogon-OSG CA cert to CA bundle in osg-koji setup
Add CILogon-OSG CA cert to CA bundle in osg-koji setup

The new host cert for koji.chtc.wisc.edu is signed by the CILogon-OSG
CA, so include that CA cert in 'osg-ca-bundle.crt', the bundle that
`osg-koji setup` creates. (SOFTWARE-2273)

matyasselmeci/osg-build,opensciencegrid/osg-build,matyasselmeci/osg-build,opensciencegrid/osg-build