chore(deps): update helm chart cert-manager to v1.8.2

Author: renovate[bot]

infrastructure/cert-manager/cert-manager.yaml

@@ -9,7 +9,7 @@ spec:
     spec:
       # renovate: registryUrl=https://charts.jetstack.io
       chart: cert-manager
-      version: v1.5.4
+      version: v1.8.2
       sourceRef:
         kind: HelmRepository
         name: jetstack