build(gha): move update docker hub desc section to dedicated page

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

_data/toc.yaml

@@ -1631,8 +1631,8 @@ manuals:
             title: Named contexts
           - path: /build/ci/github-actions/copy-image-registries/
             title: Copy image between registries
-          - path: /build/ci/github-actions/examples/
-            title: Examples
+          - path: /build/ci/github-actions/update-dockerhub-desc/
+            title: Update Docker Hub repo description
     - sectiontitle: Bake
       section:
         - path: /build/bake/

build/ci/github-actions/update-dockerhub-desc.md

@@ -1,14 +1,8 @@
 ---
-title: Example workflows
-description: Docker GitHub Actions workflow examples.
-keywords: ci, github actions, gha, examples
+title: Update Docker Hub repo description with GitHub Actions
+keywords: ci, github actions, gha, buildkit, buildx, docker hub
 ---
 
-This page showcases different examples of how you can customize and use the
-Docker GitHub Actions in your CI pipelines.
-
-## Update Docker Hub repository description
-
 You can update the Docker Hub repository description using a third party action
 called [Docker Hub Description](https://github.com/peter-evans/dockerhub-description){:target="blank" rel="noopener" class=""}
 with this action: