chore(deps): update container image nginxinc/nginx-unprivileged to 1.25.3@a4cb3ee (#15420)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[nginxinc/nginx-unprivileged](https://togithub.com/nginxinc/docker-nginx-unprivileged)
| digest | `198442e` -> `a4cb3ee` |

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charts/stable/nextcloud/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
-appVersion: "27.1.3"
+appVersion: v27.1.3
 dependencies:
   - name: common
     repository: https://library-charts.truecharts.org
@@ -29,7 +29,7 @@ sources:
   - https://github.com/nextcloud/docker
   - https://github.com/nextcloud/helm
 type: application
-version: 22.2.7
+version: 22.2.8
 annotations:
   truecharts.org/category: cloud
   truecharts.org/SCALE-support: "true"

charts/stable/nextcloud/values.yaml

@@ -5,7 +5,7 @@ image:
 nginxImage:
   repository: nginxinc/nginx-unprivileged
   pullPolicy: IfNotPresent
-  tag: 1.25.3@sha256:198442edfc1f70ffa15c21ba80976903ff376b9aba3c77b11148f2018f2928b9
+  tag: 1.25.3@sha256:a4cb3ee8f71116750ae3dc857031b7c74ec3b21df3d878e1c63204c206553e46
 imaginaryImage:
   repository: tccr.io/truecharts/nextcloud-imaginary
   pullPolicy: IfNotPresent