chore: hide builder-cli doc (ChainSafe#9770)

Author: markolazic01

docs/sidebars.ts

@@ -32,13 +32,6 @@ const sidebars: SidebarsConfig = {
             "run/beacon-management/syncing",
           ],
         },
-        {
-          type: "category",
-          label: "Builder Client",
-          items: [
-            "run/builder-management/builder-cli",
-          ],
-        },
         {
           type: "category",
           label: "Validator Client",