misspelling fix

Author: jwoodcock

index.html

@@ -45,7 +45,7 @@ <h2>Where</h2>
                 things for both play and work.</p>
 
                 <p>Because of all this, we're excited to invite you all out to join us as 
-                we celebrate another year of awesome during our 3rd anual Joint User Group
+                we celebrate another year of awesome during our 3rd annual Joint User Group
                 Holiday party. This party is for anyone who slings code, especially those
                 of us who partake regularly in one or more of the monthly user groups.</p>
             </div>