minor updates to email content

Author: TonyJ

mail_templates/peer_registration/html.ejs

@@ -6,7 +6,7 @@
 
 <p>The deadline for submitting a solution is <%= deadlineDate %>. Please upload your submission here: <%= submitURL %>. If you encounter any problems, please contact us at support@topcoder.com. All late submissions will be ignored.</p>
 
-<p>Need more information about competing? Visit the Help Center at http://help.topcoder.com.</p>
+<p>Need more information? Visit the Help Center at http://help.topcoder.com.</p>
 
 <p>Do you have questions or technical problems? Please contact support@topcoder.com.</p>