change https=>http

Author: chrismattmann

classes/dsci550_2023a/index.html

@@ -600,7 +600,7 @@ <h2 class="section-heading">Schedule <font class="usc-color">(subject to change;
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            	        <td>Resources:<br/>
            	          <ul class="text-left"><li><a href="https://www.youtube.com/watch?v=_QdPW8JrYzQ">This is What happens when you reply to SPAM e-Mail. - James Veitch  - Ted Talk</a></li>
-						<li><a href="https://polar.usc.edu/">USC IRDS Polar Data Science website</a></li>
+						<li><a href="http://polar.usc.edu/">USC IRDS Polar Data Science website</a></li>
 						</ul></td>
             	</tr>