Update commit hook to match new "advisory rules" files

Signed-off-by: Hugues Peccatte <hugues.peccatte@aareon.fr>

hooks/commits.php

@@ -137,7 +137,7 @@
     $files_eol = array();
     foreach ($detail['files'] as $file) {
         if (preg_match("@\n\+[^\n]*\t@", $file['patch'])) {
-            if ($file['filename'] != 'libraries/advisory_rules.txt') {
+            if (!preg_match('^libraries/advisory_rules.*\.txt$', $file['filename'])) {
                 $files_tab[] = $file['filename'];
             }
         }