Make TSO's blessing turn demon blades turn into blessed blades again,

for now.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4225 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on April 13, 2008
ZOQXYSYWRQM4H5QEMX6V7U5HLVK6AY4AE5IZR4LH6FQFLS35IYQAC
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