add cawikimedia to dblists

add cawikimedia (ca.wikimedia),
Canada chapter wiki to dblists

add to:

all,
echowikis (right?),
s3 (right?),
small (right?),
wikimedia

RT: 8206
Change-Id: Ied3ffdd1fcb0d5a06d7aec281cf3d60ac6cdb8fd