fixed short php tags

error/index.php

@@ -24,7 +24,7 @@
 ?>
   
   <center>
-  <p><? get_string('pleasereport', 'error'); ?>
+  <p><?php get_string('pleasereport', 'error'); ?>
   <p><form action="<?php echo $CFG->wwwroot ?>/error/index.php" name="form" method="post">
      <textarea rows="3" cols="50" name="text"></textarea><br />
      <input type="hidden" name="referer" value="<?php p($httpreferer) ?>">

mod/forum/post.html

@@ -150,7 +150,7 @@ if (!isset($discussion->timeend)) {
 <?php } else { ?>
 <input type="hidden" name="timestartdisabled" value="1" />
 <input type="hidden" name="timeenddisabled" value="1" />
-<? } ?>
+<?php } ?>
 <tr>
     <td align="center" colspan="2">
     <input type="hidden" name="course"     value="<?php p($post->course) ?>" />