[stable/zed] fix: add acmesolver for airgapped clusters (#1906)

This is an automated cherry-pick of #1886
/assign mnaser
diff --git a/roles/defaults/vars/main.yml b/roles/defaults/vars/main.yml
index 2eb87b6..eb28ccb 100644
--- a/roles/defaults/vars/main.yml
+++ b/roles/defaults/vars/main.yml
@@ -25,6 +25,7 @@
   cert_manager_cli: quay.io/jetstack/cert-manager-ctl:v1.12.10
   cert_manager_controller: quay.io/jetstack/cert-manager-controller:v1.12.10
   cert_manager_webhook: quay.io/jetstack/cert-manager-webhook:v1.12.10
+  cert_manager_acmesolver: quay.io/jetstack/cert-manager-acmesolver:v1.12.10
   cilium_node: quay.io/cilium/cilium:v1.14.8
   cilium_operator: quay.io/cilium/operator-generic:v1.14.8
   cinder_api: "registry.atmosphere.dev/library/cinder:{{ atmosphere_release }}"