chore(helm): update image docker.io/nginxinc/nginx-unprivileged 1.27.…

…2 → 1.27.3 (#30102)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[docker.io/nginxinc/nginx-unprivileged](https://redirect.github.com/nginxinc/docker-nginx-unprivileged)
| patch | `890b828` -> `4cc7a90` |

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### Release Notes

<details>
<summary>nginxinc/docker-nginx-unprivileged
(docker.io/nginxinc/nginx-unprivileged)</summary>

###
[`v1.27.3`](https://redirect.github.com/nginxinc/docker-nginx-unprivileged/releases/tag/1.27.3)

[Compare
Source](https://redirect.github.com/nginxinc/docker-nginx-unprivileged/compare/1.27.2...1.27.3)

1.27.3 (mainline)

</details>

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charts/premium/nextcloud/values.yaml

@@ -5,7 +5,7 @@ image:
 nginxImage:
   repository: docker.io/nginxinc/nginx-unprivileged
   pullPolicy: IfNotPresent
-  tag: 1.27.2@sha256:890b8283159ff3eec13ee426a2cd79d5a7d7a300457074970ea14c75865dc39c
+  tag: 1.27.3@sha256:4cc7a90e2701c4e5c1695be4c99db435e2d7227b6039887f5ec1af9ecf9923e8
 imaginaryImage:
   repository: tccr.io/tccr/nextcloud-imaginary
   pullPolicy: IfNotPresent