i#1686 arm decoder testing: add missing required bits for OP_msr
i#1686 arm decoder testing: add missing required bits for OP_msr

One of the OP_msr decode table entries was missing its required "(1)" bits,
which we fix here.

Review-URL: https://codereview.appspot.com/228290043

code4bones/dynamorio,AmesianX/dynamorio,bl4ckic3/dynamorio,daksunt/dynamorio,code4bones/dynamorio,code4bones/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,bl4ckic3/dynamorio,bl4ckic3/dynamorio,AmesianX/dynamorio,daksunt/dynamorio,AmesianX/dynamorio,code4bones/dynamorio,daksunt/dynamorio,AmesianX/dynamorio,bl4ckic3/dynamorio,AmesianX/dynamorio,daksunt/dynamorio,code4bones/dynamorio