Update README.md

README.md

@@ -33,7 +33,7 @@
     <sup>1</sup> Alibaba Group&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<sup>2</sup> Zhejiang University&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<sup>3</sup> Fudan University
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-    *Equal contribution +Core contributor †Corresponding author
+    <sup>*</sup>Equal contribution &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp <sup>+</sup>Core contributor &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp <sup>†</sup>Corresponding author
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         <a href="https://arxiv.org/pdf/2407.07614v1">