Page: drop explicit line break in title

Author: herilalaina

index.html

@@ -210,8 +210,7 @@
         <div class="columns is-centered">
           <div class="column has-text-centered">
             <h1 class="title is-1 publication-title">
-              $\alpha$-PFN: Fast Entropy Search<br>
-              via In-Context Learning
+              $\alpha$-PFN: Fast Entropy Search via In-Context Learning
             </h1>
 
             <div class="is-size-5 publication-authors">