[Docs Site] Update pinned api-schemas commit (cloudflare#21944)

* [Docs Site] Update pinned api-schemas commit to 5517be539e8f4c75c79f6b13511879f6d8b83b13

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Pedro Sousa <[email protected]>

Author: github-actions[bot]

src/util/api.ts

@@ -1,7 +1,7 @@
 import SwaggerParser from "@apidevtools/swagger-parser";
 import type { OpenAPI } from "openapi-types";
 
-const COMMIT = "3cf21dd5514f0b5011099e817fd8cc7c81b6c0c1";
+const COMMIT = "5517be539e8f4c75c79f6b13511879f6d8b83b13";
 let schema: OpenAPI.Document | undefined;
 
 export const getSchema = async () => {