Refactor API endpoint for SSO link creation and update related function

- Updated the `useCreatePaymentMethodsSsoLink` function to use the new API endpoint `/api/auth/sso-link` for SSO link creation, ensuring alignment with the latest API structure.

apps/portal/src/lib/api/runtime/client.ts

@@ -284,7 +284,8 @@ export function createClient(options: CreateClientOptions = {}): ApiClient {
     opts: RequestOptions = {}
   ): Promise<ApiResponse<T>> => {
     const resolvedPath = applyPathParams(path, opts.params?.path);
-    const url = new URL(resolvedPath, baseUrl);
+    const normalizedPath = normalizeApiPath(resolvedPath);
+    const url = new URL(normalizedPath, baseUrl);
 
     const queryString = buildQueryString(opts.params?.query);
     if (queryString) {