K-dam on May 28 and we received the same email. And just to clarify, if you need a test in order to fly out when you get back, as in from Vancouver to US - those are the tests that they will no longer be providing.
I saw this provided elsewhere and it may be beneficial to someone not using the eMed tests:
I was able to purchase a 7 day couples thermal suite pass on 3/15, it was $298. It's Alaska, so probably a waste on money, but the wife loves them so much on sunny cruises, I couldn't talk her out of it.