Fixed depth-conditionals for lemuel_castle.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4415 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dshaligram  on April 20, 2008
6WRBKXZESPWTRY6YAO7YOB5PWD3NZHRBLXDS7KGRA5N7O62DZ55QC
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