FB: changed the lock icon

src/server/views/reset-password.html

@@ -31,7 +31,7 @@
         <div class="row justify-content-md-center">
           <div class="col-md-6 mt-5">
             <div class="text-center">
-              <h1><i class="icon-lock large"></i></h1>
+              <h1><i class="icon-lock-open large"></i></h1>
               <h2 class="text-center">Reset Password</h2>
               <!-- TODO: show user email by GW-6778 -->
               <p>Enter a new password for foo@example.com.</p>