Update community.html- title only (#369)

test change Title inside page from 'Community' to 'Collaborators'

Author: juliebates

community.html

@@ -93,7 +93,7 @@ <h1 class="logo"><a href="index.html">ReproNim</a></h1>
             	<div class="container">
             		<div class="row-2">
             			<div class="col-md-12">
-            				<h1 class="promo-text-2">Community</h1>
+            				<h1 class="promo-text-2">Collaborators</h1>
                             <h3 class="main-sub-header-2"><strong>Participate in ReproNim</strong></h3>
             			</div>
             		</div>