Remove unused methods

Author: patrickbrouwers

src/Excel.php

@@ -98,27 +98,7 @@ public function queue($export, string $filePath, string $disk = null, string $wr
 
         return $this->queuedWriter->store($export, $filePath, $disk, $writerType);
     }
-
-    /**
-     * Get the writer.
-     *
-     * @return Writer
-     */
-    public function getWriter()
-    {
-        return $this->writer;
-    }
-
-    /**
-     * Get the queued writer.
-     *
-     * @return QueuedWriter
-     */
-    public function getQueuedWriter()
-    {
-        return $this->queuedWriter;
-    }
-
+    
     /**
      * @param object      $export
      * @param string|null $fileName