ansible -m win_ping 192.168.1.8を実行すると、"msg": "winrm or requests is not installed: が返る

・質問内容
ansible -mで通信確認すると、下記のエラーが返ります。

192.168.1.8 | FAILED! => {
"msg": "winrm or requests is not installed: No module named 'winrm'"

・環境構成
CentOS8
ansible-2.9.5-1.el8.noarch
python36
Windows10Pro

・現象
このコマンドを実行したところ...

ansible -m win_ping 192.168.1.8

こういう結果が返ります。

192.168.1.8 | FAILED! => {

"msg": "winrm or requests is not installed: No module named 'winrm'"

}

・/etc/ansible/hostsの中身

[test]
192.168.1.8

[windows]
192.168.1.8

[windows:vars]
ansible_user=thash
ansible_password="426601"
ansible_port=5986
ansible_connection=winrm
ansible_winrm_server_cert_validation=ignore

・Ansible側のRM設定

[root@localhost ansible]# pip3 list | grep pywinrm
DEPRECATION: The default format will switch to columns in the future. You can use --format=(legacy|columns) (or define a format=(legacy|columns) in your pip.conf under the [list] section) to disable this warning.
pywinrm (0.4.1)

・ネットワークの状態
PINGは通ります。

[root@localhost ansible]# ping 192.168.1.8
PING 192.168.1.8 (192.168.1.8) 56(84) bytes of data.
64 bytes from 192.168.1.8: icmp_seq=1 ttl=128 time=3.92 ms
64 bytes from 192.168.1.8: icmp_seq=2 ttl=128 time=14.3 ms
64 bytes from 192.168.1.8: icmp_seq=3 ttl=128 time=6.97 ms

・クライアントの設定
Powerbuilderバージョン：5.1.18362.628
NetFrameworkバージョン：4.8.03752
WinRMステータス：

PS C:\work> Get-Service | Where-Object { $_.Name -eq "WinRM" }

Status   Name               DisplayName                           
------   ----               -----------                           
Running  WinRM              Windows Remote Management (WS-Manag...

WinRMリスナー状態：

PS C:\work> winrm enumerate winrm/config/Listener
Listener
    Address = *
    Transport = HTTP
    Port = 5985
    Hostname
    Enabled = true
    URLPrefix = wsman
    CertificateThumbprint
    ListeningOn = 127.0.0.1, 169.254.101.35, 169.254.183.159, 169.254.229.184, 192.168.1.8, ::1, fe80::88a2:80c5:9455:6523%11, fe80::a1e4:ed16:
745:e5b8%16, fe80::bce9:b007:f646:b79f%10

Listener
    Address = *
    Transport = HTTPS
    Port = 5986
    Hostname = WIN10
    Enabled = true
    URLPrefix = wsman
    CertificateThumbprint = 7724FF9A30AFD724A231ECD6F5D3723900DAC161
    ListeningOn = 127.0.0.1, 169.254.101.35, 169.254.183.159, 169.254.229.184, 192.168.1.8, ::1, fe80::88a2:80c5:9455:6523%11, fe80::a1e4:ed16:
745:e5b8%16, fe80::bce9:b007:f646:b79f%10