[release-1.22] Disable urfave markdown/man docs generation #5697

[brandond]

Backport to branch release-1.22:

• Disable urfave markdown/man docs generation #5697

[VestigeJ]

##Environment Details

Infrastructure

• Cloud
• Hosted

Node(s) CPU architecture, OS, and Version:
Linux 5.4.0-1009-aws x86_64 GNU/Linux-Ubuntu 20.04 LTS

Cluster Configuration:

NAME               STATUS   ROLES                       AGE   VERSION
ip-1-1-1-1   Ready    control-plane,etcd,master   20m   v1.22.10+k3s-8e35299b
ip-1-1-1-2   Ready    control-plane,etcd,master   17m   v1.22.10+k3s-8e35299b
ip-1-1-1-3   Ready    <none>                      16m   v1.22.10+k3s-8e35299b
ip-1-1-1-4   Ready    <none>                      16m   v1.22.10+k3s-8e35299b
ip-1-1-1-5   Ready    control-plane,etcd,master   18m   v1.22.10+k3s-8e35299b 

Config.yaml:

write-kubeconfig-mode: 644
debug: true
token: coolclouds

Validated with COMMIT=8e35299b41e3563383ad7628fb5e5b270710659c

Replication Steps

$  COMMIT=8e35299b41e3563383ad7628fb5e5b270710659c
$  sudo INSTALL_K3S_COMMIT=$COMMIT INSTALL_K3S_EXEC="server --cluster-init sh -s" ./install-k3s.sh 
$  var=$(which k3s)
$  ls -lahr $var
$  ls -lar $var

Results

52289536 Jun 22 18:28 /usr/local/bin/k3s

Comparison with VERSION=v1.22.10+k3s1

52645888 Jun 22 11:56 /usr/local/bin/k3s

This shows a total difference between versions resulting to 356352 bytes (356Kb)