fix link typo

Author: zhangchen-xu

index.html

@@ -189,7 +189,7 @@ <h1 style="color: #183385; font-size:x-large;line-height:1.2" class="text-center
 							<a target="_blank" href="https://homes.cs.washington.edu/~yejin/">Yejin Choi</a><sup>1,2</sup>,&nbsp;
 						</span>
 						<span class="author-block">
-							<a target="_blank" href="hhttps://yuchenlin.xyz/">Bill Yuchen Lin</a><sup>2</sup>,&nbsp;
+							<a target="_blank" href="https://yuchenlin.xyz/">Bill Yuchen Lin</a><sup>2</sup>,&nbsp;
 						</span>
 						<br>
 						<img src="static/images/uwlogo.png" width="20" height="20" class="center" />