Revert "tools: Require shadow-utils also on Fedora/RHEL"
Revert "tools: Require shadow-utils also on Fedora/RHEL"

This reverts commit 5eb6af26402d059b0d2f23ace45c8e1ee7b1524f.

Closes #14709
deryni/cockpit,martinpitt/cockpit,garrett/cockpit,garrett/cockpit,deryni/cockpit,mvollmer/cockpit,deryni/cockpit,martinpitt/cockpit,deryni/cockpit,deryni/cockpit,mvollmer/cockpit,garrett/cockpit,mvollmer/cockpit,deryni/cockpit,deryni/cockpit,cockpit-project/cockpit,martinpitt/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,martinpitt/cockpit,cockpit-project/cockpit,martinpitt/cockpit,garrett/cockpit,cockpit-project/cockpit,mvollmer/cockpit,mvollmer/cockpit,garrett/cockpit