The witch is missing the arcane mark cantrip
Added the cantrip to the witch class.
Issue#: DATA-1221

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@21086 ef53c05b-3124-4d59-ae7d-fe3273f42be7

https://github.com/pcgen/pcgen/commit/847ccca