Fixed bug

Author: jessevz

src/inc/apiv2/helper/getTaskProgressImage.routes.php

@@ -201,7 +201,7 @@ public function handleGet(Request $request, Response $response): Response {
     }
 
     //send image data to output
-    ob_start($image);
+    ob_start();
     imagepng($image);
     $imageData = ob_get_clean();
     imagedestroy($image);