use standard URLSearchParams insead of custom functions

node_modules/uri-js/dist/esnext/schemes/urn-uuid.d.ts

@@ -0,0 +1,7 @@
+import { URISchemeHandler, URIOptions } from "../uri";
+import { URNComponents } from "./urn";
+export interface UUIDComponents extends URNComponents {
+    uuid?: string;
+}
+declare const handler: URISchemeHandler<UUIDComponents, URIOptions, URNComponents>;
+export default handler;