Normalize projects.yaml

Change-Id: I23f89d330e1eccf874f5e4fe07d697edf10c553b

gerrit/projects.yaml

@@ -6312,27 +6312,21 @@
   description: Shovel plugin for OpenStack Horizon dashboard
 - project: openstack/snap-glance
   description: Snap package for Glance
-  upstream: https://github.com/openstack-snaps/snap-glance
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/snap-keystone
   description: Snap package for Keystone
-  upstream: https://github.com/openstack-snaps/snap-keystone
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/snap-neutron
   description: Snap package for Neutron
-  upstream: https://github.com/openstack-snaps/snap-neutron
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/snap-nova
   description: Snap package for Nova
-  upstream: https://github.com/openstack-snaps/snap-nova
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/snap-nova-hypervisor
   description: Snap package for Nova (Hypervisor)
-  upstream: https://github.com/openstack-snaps/snap-nova-hypervisor
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/snap.openstack
   description: Tools for writing OpenStack Snap packages
-  upstream: https://github.com/openstack-snaps/snap.openstack
   acl-config: /home/gerrit2/acls/openstack/snaps.config
 - project: openstack/solar
   description: Resource management and orchestration engine for distributed systems