chore(deps): update ghcr.io/fluxcd/notification-controller docker tag to v1.7.1

Author: renovate-bot

infra/flux/gotk-components.yaml

@@ -12168,7 +12168,7 @@ spec:
                 resourceFieldRef:
                   containerName: manager
                   resource: limits.memory
-          image: ghcr.io/fluxcd/notification-controller:v1.6.0
+          image: ghcr.io/fluxcd/notification-controller:v1.7.1
           imagePullPolicy: IfNotPresent
           livenessProbe:
             httpGet: