fix a migration script name in change_log.

the correct name is 'GlossaryTerm_migrateLanguageProperty'.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28994 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_forge/bt/change_log

 2009-09-11 Kazuhiko
 * use existing 'language' property instead of 'language' category for Glossary Terms.
-* to migrate existing Glossary Terms, please use GlossaryTerm_getDuplicateGlossaryTermList script.
+* to migrate existing Glossary Terms, please use GlossaryTerm_migrateLanguageProperty script.
 
 2009-08-05 tatuya
 * Fix 'Generate POT File' function when there is a PageTemplate which is using nested i18n block and using tal:repeat in the block