Not on this page, see below:For "Status of Express Entry applications" its same 19th Jan 2021
"As of February 21, 2021 at 11:59 pm ET, you must meet the new testing and quarantine requirements when coming to Canada." is for International travel!!
So, no change in application process part of the page
reference: "https://www.canada.ca/en/immigration-refugees-citizenship/services/coronavirus-covid19/immigration-applicants.html"
https://www.canada.ca/en/immigration-refugees-citizenship/services/application/check-status.html