Fix player_will_anger_monster() so that it works properly when the holy,

unholy, and antimagical parameters are NULL.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@5643 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on June 9, 2008
WA57DRAZPLTIY6LVTYBBOP2NFFJ3FZJYOJL4CQC24BL4H66RR3PAC
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