tests fail if erp5_trade is not installed. Add erp5_trade to dependency_list.

Remove erp5_pdm dependancy because it's in in erp5_trade dependencies.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@31128 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_apparel/bt/dependency_list

 erp5_pdm
+erp5_trade
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bt5/erp5_apparel/bt/revision

-223
+226
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