Upgrade JetStack Cert-Manager to v0.15.2 (#6414)

README.md

roles/download/defaults/main.yml

...kubernetes-apps/ingress_controller/cert_manager/README.md

...netes-apps/ingress_controller/cert_manager/tasks/main.yml

...ess_controller/cert_manager/templates/00-namespace.yml.j2

.../cert_manager/templates/clusterissuer-cert-manager.yml.j2

...er/cert_manager/templates/clusterrole-cert-manager.yml.j2

..._manager/templates/clusterrolebinding-cert-manager.yml.j2

..._controller/cert_manager/templates/crd-certificate.yml.j2

...ss_controller/cert_manager/templates/crd-challenge.yml.j2

...ontroller/cert_manager/templates/crd-clusterissuer.yml.j2

...gress_controller/cert_manager/templates/crd-issuer.yml.j2

...ngress_controller/cert_manager/templates/crd-order.yml.j2

...troller/cert_manager/templates/deploy-cert-manager.yml.j2

...ontroller/cert_manager/templates/role-cert-manager.yml.j2

...er/cert_manager/templates/rolebinding-cert-manager.yml.j2

..._controller/cert_manager/templates/sa-cert-manager.yml.j2

...troller/cert_manager/templates/secret-cert-manager.yml.j2

...controller/cert_manager/templates/svc-cert-manager.yml.j2

...roller/cert_manager/templates/webhook-cert-manager.yml.j2