check_website.yml: Check cdg.elv.sh and hkg.elv.sh
check_website.yml: Check cdg.elv.sh and hkg.elv.sh

The latter will be used later to be the APAC backend for elv.sh, and is now
building website on each commit.

elves/elvish,elves/elvish,elves/elvish,elves/elvish,elves/elvish