shorten line lengths

lms/templates/registration/password_reset_done.html

@@ -5,7 +5,9 @@
 </header>
 
 <div class="message">
-  <p>${_("The system is looking for your account. You should receive an email with password reset instructions shortly. If you don't see it within a few minutes (and it's not in your email's Spam or Trash), your account may be under a different email address. Try {start_link}logging in{end_link} again with some other email addresses you maintain.").format(
+  <p>${_("The system is looking for your account. You should receive an email with password reset instructions shortly. "
+  "If you don't see it within a few minutes (and it's not in your email's Spam or Trash), your account may be under a "
+  "different email address. Try {start_link}logging in{end_link} again with some other email addresses you maintain.").format(
       start_link='<a href="/login">',
       end_link='</a>'
     )}