Add Ploton Labs attribution to footer

Author: hiteshjoshi

www/index.html

@@ -210,7 +210,7 @@ <h2 class="section-heading">Install</h2>
 		</div>
 
 		<p class="contact">
-			MIT License. Questions? <a href="mailto:hello@ploton.ai" class="body-link">hello@ploton.ai</a>
+			MIT License. Built by the folks at <a href="https://ploton.ai" class="body-link">Ploton Labs, Inc</a>.
 		</p>
 
 	</main>