Temporarily remove Use Cases from the Europa docs sidebar

The current plan is to add them post 0.2.0 shipping, for now the focus
is on Getting Started & Core Concepts.

Signed-off-by: Gerhard Lazu <gerhard@lazu.co.uk>

docs/use-cases/1211-go-docker-swarm.md

@@ -58,7 +58,7 @@ dagger.#Plan & {
         // - stop container
       }
 
-      push: docker.#Push {
+      push: docker.#Push & {
         dest: inputs.params.image.ref
         image: build.output
       }

website/sidebars.js

@@ -95,19 +95,6 @@ module.exports = {
         "core-concepts/packages",
       ],
     },
-    {
-      type: "category",
-      label: "Use Cases",
-      collapsible: false,
-      collapsed: false,
-      items: [
-        "use-cases/phoenix-kubernetes",
-        "use-cases/docusaurus-netlify",
-        "use-cases/go-goreleaser",
-        "use-cases/go-docker-swarm",
-        "use-cases/svelte-vercel",
-      ],
-    },
     {
       type: "category",
       label: "DRAFTS",
@@ -115,6 +102,7 @@ module.exports = {
       collapsed: true,
       items: [
         "learn/api",
+        "use-cases/go-docker-swarm",
       ],
     },
     {