[master] remove Fedora 34 and Ubuntu 21.10 "Impish"

[thaJeztah]

deb: remove Ubuntu 21.04 "hirsute" from defaults

Commit 28a3c26 (#662) removed the Dockerfile and removed it from the Jenkinsfile, but forgot to remove it from the Makefile's default list.

rpm: add Fedora 37 (not yet released), remvove Fedora 34 (EOL)

deb: remove Ubuntu 21.10 "impish" as it's EOL

[thaJeztah]

Ah, hm, yes, I need to move the Fedora 37 commit separate, as it of course depends on containerd.io packages to exist first;

Last metadata expiration check: 0:00:02 ago on Wed Aug  3 12:46:35 2022.
Error: 
 Problem 1: conflicting requests
  - nothing provides containerd.io >= 1.6.4 needed by docker-ce-3:0.0.0~20220801161052.5c511f4-0.fc37.aarch64
 Problem 2: package docker-ce-rootless-extras-0.0.0~20220801161052.5c511f4-0.fc37.aarch64 requires docker-ce, but none of the providers can be installed
  - conflicting requests
  - nothing provides containerd.io >= 1.6.4 needed by docker-ce-3:0.0.0~20220801161052.5c511f4-0.fc37.aarch64
(try to add '--skip-broken' to skip uninstallable packages)
make: *** [Makefile:104: verify] Error 1
script returned exit code 2