update badge look

README.md

@@ -22,7 +22,7 @@ English | [简体中文](README_ch.md)
     <a href="https://pypi.org/project/paddlehub/"><img src="https://img.shields.io/pypi/dm/paddlehub?color=9cf"></a>
     <a href="https://github.com/PaddlePaddle/PaddleHub/issues"><img src="https://img.shields.io/github/issues/PaddlePaddle/PaddleHub?color=9cc"></a>
     <a href="https://github.com/PaddlePaddle/PaddleHub/stargazers"><img src="https://img.shields.io/github/stars/PaddlePaddle/PaddleHub?color=ccf"></a>
-    <a href="https://huggingface.co/PaddlePaddle"><img src="https://img.shields.io/badge/%F0%9F%A4%97%20Hugging%20Face-blue"></a>
+    <a href="https://huggingface.co/PaddlePaddle"><img src="https://img.shields.io/badge/%F0%9F%A4%97-Hugging%20Face-blue"></a>
 </p>