website docs: fix "Block Representation" for `provider schema -json` (#34653)

* website docs: fix "Block Representation" for `provider schema -json`

* Update website/docs/cli/commands/providers/schema.mdx

---------

Co-authored-by: Radek Simko <radeksimko@users.noreply.github.com>

website/docs/cli/commands/providers/schema.mdx

@@ -144,15 +144,16 @@ A block representation contains "attributes" and "block_types" (which represent
       // 	list
       // 	set
       // 	map
-    "nesting_mode": "list",
-    "block": <block-representation>,
-
-    // "min_items" and "max_items" set lower and upper
-    // limits on the number of child blocks allowed for
-    // the list and set modes. These are
-    // omitted for other modes.
-    "min_items": 1,
-    "max_items": 3
+      "nesting_mode": "list",
+      "block": <block-representation>,
+
+      // "min_items" and "max_items" set lower and upper
+      // limits on the number of child blocks allowed for
+      // the list and set modes. These are
+      // omitted for other modes.
+      "min_items": 1,
+      "max_items": 3
+    }
   }
 }
 ```