Allow match_same_arms for StratPool::check
Allow match_same_arms for StratPool::check

The arms will always be the same, since each is supposed to work by
side-effects.

Signed-off-by: mulhern <7b51bcf507bcd7afb72bf8663752c0ddbeb517f6@redhat.com>

stratis-storage/stratisd,trgill/stratisd,stratis-storage/stratisd,stratis-storage/stratisd,mulkieran/stratisd,trgill/stratisd,mulkieran/stratisd