test: update test-dns.js after a60a9b0
test: update test-dns.js after a60a9b0

resolveTxt now returns a 2-d array for all the chunks string chunks
relating to the record

dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node