fix erroneous statement in drmgr docs about drmgr_init()
fix erroneous statement in drmgr docs about drmgr_init()

SVN-Revision: 1672

bl4ckic3/dynamorio,daksunt/dynamorio,daksunt/dynamorio,code4bones/dynamorio,daksunt/dynamorio,sigma-random/dynamorio,AmesianX/dynamorio,code4bones/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,AmesianX/dynamorio,bl4ckic3/dynamorio,AmesianX/dynamorio,sigma-random/dynamorio,code4bones/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,AmesianX/dynamorio,code4bones/dynamorio,AmesianX/dynamorio,sigma-random/dynamorio,code4bones/dynamorio,bl4ckic3/dynamorio,sigma-random/dynamorio,sigma-random/dynamorio