Remove date from email body (#761)

templates/new-feature-email.html

@@ -15,7 +15,7 @@
 
 <p><b><a href="https://www.chromestatus.com/feature/{{id}}"
          >{{feature.name}}</a></b>
-  (added {{feature.created|date}})</p>
+</p>
 <p><b>Milestone</b>: {{milestone}}</p>
 <p><b>Implementation status</b>: {{status}}</p>
 

templates/update-feature-email.html

@@ -14,7 +14,7 @@
 
 <p>
   <b><a href="https://www.chromestatus.com/feature/{id}">{{feature.name}}</a></b>
-  (updated {{feature.updated|date}})</p>
+</p>
 
 <p><b>Milestone</b>: {{milestone}}</p>
 <p><b>Implementation status</b>: {{status}}</p>