The Suspicious Cheese Lords are one of the more original acts in the local classical music world. An all-male choir founded by countertenor Clifton “Skip” West in 1998, the group has made a name for itself singing Renaissance polyphony in its original format, for all male voices, without the usual transposition and rearrangement needed to adapt much of this music for choirs of mixed voices. For its Christmas concert this year, this Saturday at…