Clean up line breaks in about.html

Removed unnecessary line breaks in the about section.

Author: Gmac4247

about.html

@@ -1260,7 +1260,6 @@ <h2 style="margin:6px;">SURFACE AREA OF A SPHERE</h2>
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 <p style="margin:12px;">The commonly used base × height / 3 approximation for the volume of a pyramid was likely estimated based on two observations. 
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@@ -1372,7 +1371,6 @@ <h2 style="margin:6px;">SURFACE AREA OF A SPHERE</h2>
 <p style="margin:12px;">The other idea is the cube dissection. 
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     <img class="center-fit" src="cubeDissection.jpeg" alt="Cube-dissection" id="dissection">
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