capitalises Facebook so Mark does not tell us off

Author: HarryEMartland

contact.html

@@ -10,7 +10,7 @@ <h1>{{page.title}}</h1>
 </p>
 
 <p>
-    If you have any questions about joining us at code with you can chat to us now through facebook by clicking the below button.
+    If you have any questions about joining us at code with you can chat to us now through Facebook by clicking the below button.
     You can chat to us without a facebook account by clicking on the guest option.
 </p>