fix: Fix typo in index.html (#53)

index.html

@@ -26,7 +26,7 @@ <h2 class="header">A galaxy lies open for you to explore.</h2>
 
 <img class="intro-image" src="/images/introduction/outfitter.jpg" title="Investing in a few high tech outfits can make a huge difference in how your ship performs.">
 
-<p>Fortunately, there are hundreds of different "outfits" - weapons, engines, power generators, cooling systems, and much more - that you can buy to upgrade your ship. With the tiny ship you start out in, equipping it will always involve tradeoffs: buy better engines, to help you run away from pirates? Or sell all the non-essentials to make room for more cargo? Stock ships tend to be well balanced, but once you start modifiying your ship you'll also have to worry about energy requirements and heat dissipation.</p>
+<p>Fortunately, there are hundreds of different "outfits" - weapons, engines, power generators, cooling systems, and much more - that you can buy to upgrade your ship. With the tiny ship you start out in, equipping it will always involve tradeoffs: buy better engines, to help you run away from pirates? Or sell all the non-essentials to make room for more cargo? Stock ships tend to be well balanced, but once you start modifying your ship you'll also have to worry about energy requirements and heat dissipation.</p>
 
 <img class="intro-image" src="/images/introduction/shipyard.jpg" title="Each model of ship has different strengths. Some are designed for speed, others for cargo capacity or raw firepower. And of course, on large warship can cost as much as an entire fleet of smaller ships.">