Increase zuul window floor to 10
Increase zuul window floor to 10

Change-Id: I606b1e42381ad1a4be674b6f038f631c82807ecc

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