chore(deps): update container image ghcr.io/ix-ai/smtp to v0.5.2@c65a266 by renovate (#23240)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/ix-ai/smtp | digest | `278b25c` -> `c65a266` |

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This PR has been generated by [Renovate
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charts/stable/smtp-relay/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://github.com/ix-ai/smtp
   - https://github.com/truecharts/charts/tree/master/charts/stable/smtp-relay
 type: application
-version: 5.0.2
+version: 5.0.3

charts/stable/smtp-relay/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/ix-ai/smtp
   pullPolicy: IfNotPresent
-  tag: v0.5.2@sha256:278b25c14b76a82283a2afc44f1c69e314578d685edd78d4848aacbc26cd67d9
+  tag: v0.5.2@sha256:c65a266793600b31ae7a50c77c3bbf0aa619e58acbc159fe9cd7032782028b3c
 
 securityContext:
   container: