Add targets to prometheus for Fabio
fiona-r-uva.vlan7.uvalight.net:9002/metrics
stashcache.gravity.cf.ac.uk:9002/metrics
osg.chic.nrp.internet2.edu:9002/metrics
osg-houston-stashcache.nrp.internet2.edu:9002/metrics
osg.kans.nrp.internet2.edu:9002/metrics
dtn2-daejeon.kreonet.net:9002/metrics
osg.newy32aoa.nrp.internet2.edu:7512/metrics
osg-sunnyvale-stashcache.nrp.internet2.edu:9002/metrics
stashcache.t2.ucsd.edu:9002/metrics
redirector.t2.ucsd.edu:8000/metrics