feat：修复k线获取

@@ -307,6 +307,8 @@ class CmBroker
                 $kline = Kline::transferOkx($value);
                 $newKlines[] = $kline;
             }
+            //把 $newKlines 倒序
+            $newKlines = array_reverse($newKlines);
             return $newKlines;
         }
         return [];

@@ -57,7 +57,7 @@ class Api
     //获取k线
     public function klines($param)
     {
-        $path = "/api/v5/market/index-candles";
+        $path = "/api/v5/market/candles";
         $method = 'GET';
         return $this->request($path, $method, $param);
     }