chore: update Py2 support msg to reflect passage of time (#652)

Author: danoscarmike

synthtool/gcp/templates/python_library/docs/_templates/layout.html

@@ -21,8 +21,8 @@
 
           <div class="body" role="main">
           	<div class="admonition" id="python2-eol"> 
-          	 On January 1, 2020 this library will no longer support Python 2 on the latest released version. 
-          	 Previously released library versions will continue to be available. For more information please
+          	 As of January 1, 2020 this library no longer supports Python 2 on the latest released version. 
+          	 Library versions released prior to that date will continue to be available. For more information please
           	 visit <a href="https://cloud.google.com/python/docs/python2-sunset/">Python 2 support on Google Cloud</a>.
           	</div>
             {% block body %} {% endblock %}