Add repair command to toc.yml (#5939)

Author: mattwojo

hub/dev-environment/toc.yml

@@ -916,6 +916,8 @@ items:
             href: ../package-manager/winget/list.md
           - name: pin command
             href: ../package-manager/winget/pinning.md
+          - name: repair command
+            href: ../package-manager/winget/repair.md
           - name: search command
             href: ../package-manager/winget/search.md
           - name: settings command