fix(docker-guide): correct naming of Docker Compose YAML (#35815)

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**⚙️ Type of change**

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- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
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**📃 Notes:**
Docker Compose YAML is defined by `compose.yml` or `docker-compose.yaml`
not `Dockerfile`.

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- [ ] ⚖️ My code follows the style guidelines of this project
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`icon.png`

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Signed-off-by: zdeneksvarc <79550344+zdeneksvarc@users.noreply.github.com>

website/src/content/docs/guides/talos/docker.md

@@ -21,9 +21,9 @@ Talos can be run as a docker container. This has a couple of downsides like:
 
 ## Setup Instructions
 
-### Dockerfile
+### Docker Compose YAML
 
-Following you will find a dockerfile on how to run Talos as a docker container.
+Following you will find a `compose.yml` on how to run Talos as a docker container.
 
 ```yaml
 services: