Fix styling

src/Requests/GetTradingPairsRequestContract.php

@@ -10,8 +10,6 @@ interface GetTradingPairsRequestContract
      * Get future trading pair details
      *
      * @param  string|null  $symbols  Trading pairs, comma-separated (e.g., "BTCUSDT,ETHUSDT,XRPUSDT")
-     * @return ResponseInterface
      */
     public function getTradingPairs(?string $symbols = null): ResponseInterface;
 }
-

tests/GetTradingPairsTest.php

@@ -106,4 +106,3 @@ it('can handle empty symbols parameter', function () {
     expect(fn () => $api->getTradingPairs(null))
         ->not->toThrow(Exception::class);
 });
-