Bug 1219222 - Update bugherder link to point at the new Heroku instance
Bug 1219222 - Update bugherder link to point at the new Heroku instance

The old Stackato PaaS link 404s, so point at the Heroku instance's
herokuapp.com domain whilst we wait for the certificate/DNS to be set up
for it at bugherder.mozilla.org.

kapy2010/treeherder,tojonmz/treeherder,glenn124f/treeherder,parkouss/treeherder,parkouss/treeherder,gbrmachado/treeherder,wlach/treeherder,sylvestre/treeherder,gbrmachado/treeherder,tojon/treeherder,gbrmachado/treeherder,gbrmachado/treeherder,glenn124f/treeherder,glenn124f/treeherder,tojon/treeherder,parkouss/treeherder,KWierso/treeherder,avih/treeherder,akhileshpillai/treeherder,wlach/treeherder,tojon/treeherder,KWierso/treeherder,akhileshpillai/treeherder,gbrmachado/treeherder,akhileshpillai/treeherder,avih/treeherder,akhileshpillai/treeherder,akhileshpillai/treeherder,avih/treeherder,akhileshpillai/treeherder,avih/treeherder,wlach/treeherder,parkouss/treeherder,glenn124f/treeherder,wlach/treeherder,sylvestre/treeherder,sylvestre/treeherder,kapy2010/treeherder,sylvestre/treeherder,gbrmachado/treeherder,tojon/treeherder,wlach/treeherder,parkouss/treeherder,edmorley/treeherder,KWierso/treeherder,glenn124f/treeherder,kapy2010/treeherder,wlach/treeherder,edmorley/treeherder,tojonmz/treeherder,KWierso/treeherder,edmorley/treeherder,sylvestre/treeherder,kapy2010/treeherder,tojonmz/treeherder,kapy2010/treeherder,avih/treeherder,avih/treeherder,parkouss/treeherder,glenn124f/treeherder,tojonmz/treeherder,sylvestre/treeherder,edmorley/treeherder,tojonmz/treeherder,tojonmz/treeherder