chore(deps): update quay.io/linuxserver.io/code-server docker tag to v4.22.1 (#91)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [quay.io/linuxserver.io/code-server](https://github.com/linuxserver/docker-code-server/packages) ([source](https://github.com/linuxserver/docker-code-server)) | final | minor | `4.20.1` -> `4.22.1` |

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Reviewed-on: #91
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Co-committed-by: renovate-bot <renovate@ocram85.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM quay.io/linuxserver.io/code-server:4.20.1
+FROM quay.io/linuxserver.io/code-server:4.22.1
 
 #LABEL build_version=""
 LABEL maintainer="OCram85"