chore(deps): update container image balabit/syslog-ng to v4.7.1@d37d989 by renovate (#21016)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [balabit/syslog-ng](https://togithub.com/syslog-ng/syslog-ng) | minor
| `4.6.0` -> `4.7.1` |

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This PR has been generated by [Renovate
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<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zMDkuMCIsInVwZGF0ZWRJblZlciI6IjM3LjMwOS4wIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInVwZGF0ZS9kb2NrZXIvZ2VuZXJhbC9ub24tbWFqb3IiXX0=-->

charts/stable/syslog-ng/Chart.yaml

@@ -7,7 +7,7 @@ annotations:
   truecharts.org/min_helm_version: "3.11"
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 4.6.0
+appVersion: 4.7.1
 dependencies:
   - name: common
     version: 20.3.7
@@ -22,7 +22,7 @@ home: https://truecharts.org/charts/stable/syslog-ng
 icon: https://truecharts.org/img/hotlink-ok/chart-icons/syslog-ng.webp
 keywords:
   - syslog-ng
-kubeVersion: ">=1.24.0-0"
+kubeVersion: '>=1.24.0-0'
 maintainers:
   - name: TrueCharts
     email: info@truecharts.org
@@ -32,4 +32,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/syslog-ng
   - https://hub.docker.com/r/balabit/syslog-ng
 type: application
-version: 9.8.6
+version: 9.9.0

charts/stable/syslog-ng/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: balabit/syslog-ng
   pullPolicy: IfNotPresent
-  tag: 4.6.0@sha256:0486468f3ab3c0f29dff77b0d5eadea42fb45e7a10d36a7570a99363078f524c
+  tag: 4.7.1@sha256:d37d9895256fa840bc8e70077a6c74afa27015e27703c3fbb89d5ae3cb956dd9
 service:
   main:
     ports: