chore(deps): update mongodb docker tag to v18

dependencysherpa[bot] · web-flow · commit 132c20f6f740 · 2025-11-08T12:54:15.000Z
diff --git a/flux/apps/unifi.yaml b/flux/apps/unifi.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: mongodb
-      version: 16.5.45
+      version: 18.1.9
       sourceRef:
         kind: HelmRepository
         name: bitnami
