engine: fix orphan entry in toc

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

_data/toc.yaml

@@ -1335,8 +1335,6 @@ manuals:
     title: Optional post-installation steps
   - path: /engine/deprecated/
     title: Deprecated features
-  - path: /buildx/working-with-buildx/
-    title: Docker Buildx
   - path: /engine/context/working-with-contexts/
     title: Docker Context
   - path: /engine/scan/

build/index.md

@@ -4,6 +4,7 @@ description: Introduction and overview of Docker Build
 keywords: build, buildx, buildkit
 redirect_from:
 - /build/buildx/
+- /buildx/working-with-buildx/
 ---
 
 ## Overview