On Rhel 8.4 ansible_distribution is set to RedHat so the current when condition will fail
Added "RedHat" to the when condition.
Signed-off-by: Razurac <a.zelch@t-online.de>
- Setting IPv4 & IPv6 forwarding
- Setting `sysctl:net.bridge.bridge-nf-call-iptables` and `bridge-nf-call-ip6tables` to enabled since it is disabled by default on some CentOS systems