feat(container): update ghcr.io/foxcpp/maddy ( 0.7.1 → 0.8.1 ) (#8091)

| datasource | package              | from  | to    |
| ---------- | -------------------- | ----- | ----- |
| docker     | ghcr.io/foxcpp/maddy | 0.7.1 | 0.8.1 |

Co-authored-by: rosey-the-renovator-bot[bot] <98764075+rosey-the-renovator-bot[bot]@users.noreply.github.com>

kubernetes/main/apps/home/smtp-relay/app/helmrelease.yaml

@@ -45,7 +45,7 @@ spec:
           main:
             image:
               repository: ghcr.io/foxcpp/maddy
-              tag: 0.7.1@sha256:6ab538e2f28baf2324f7cb418c7f9476fd9c7e9fa9b14bc3aecf51a9f6962064
+              tag: 0.8.1@sha256:55636d8a29588eea62d81d51acdafe38e0f694fb91801ab12dc1ed8c47b6439d
 
             env:
               DEBUG: "true"