Update index.html

Author: PBarnaghi

index.html

@@ -813,7 +813,7 @@ <h4>March/April 2024</h4>
             Diffusion Models
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-        <p>Last year's slides and recordings are available <a target="_blank" href="https://github.com/PBarnaghi/ML4NS">here</a> </p>
+        <p>Last year's slides and recordings are available <a target="_blank" href="https://github.com/PBarnaghi/ML4NS">here</a>. </p>
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     </div>