Remove grenade jobs from projects that grenade doesn't test
Remove grenade jobs from projects that grenade doesn't test

Grenade doesn't test the following projects:
* heat
* sahara
* trove

So we can safely remove the grenade jobs from those repos as they aren't
actually testing anything currently.

Change-Id: Iad492b0f5c99fbf156e7439e5d067e3ca57a6272

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