chore(deps): update dependency cert-manager to v1.16.1+1

Author: renovate[bot]

packages/cert-manager/cert-manager.yaml

@@ -7,5 +7,5 @@ spec:
   packageInfo:
     name: cert-manager
     repositoryName: glasskube
-    version: v1.15.2+1
+    version: v1.16.1+1