Update references to GerritJenkinsGit wiki
Update references to GerritJenkinsGit wiki

We've moved the GerritJenkinsGithub wiki page to instead be
at GerritJenkinsGit, update references to it in our configs.

Change-Id: I88d8140a0e5f6e4051ca78415e0152c9cdcb86f6

Tesora/tesora-project-config,noorul/os-project-config,coolsvap/project-config,osrg/project-config,coolsvap/project-config,dongwenjuan/project-config,citrix-openstack/project-config,citrix-openstack/project-config,noorul/os-project-config,open-switch/infra_project-config,osrg/project-config,openstack-infra/project-config,open-switch/infra_project-config,anbangr/osci-project-config,dongwenjuan/project-config,openstack-infra/project-config,anbangr/osci-project-config,Tesora/tesora-project-config