While normally making jokes after a person's death would be socially questionable, in this case Chuck Norris himself loved the Chuck Norris jokes. For me at least, a good sense of humor is maybe the most endearing personality trait. RIP
Case in point: https://theonion.com/hijackers-surprised-to-find-selves-in-h...
And, as you say, in Chuck Norris' case, it's virtually obligatory.
On a personal level, I couldn't agree more. I do hope that culturally we get to that point at some time :-)