Open the Powershell as Administrator and run this command:
certutil -addstore -f "ROOT" \\wsl.localhost\LINUX_DISTRIBUTION\home\WSL-USER-NAME\.lando\certs\lndo.site.pem
with:
LINUX_DISTRIBUTION: your linux distribution, maybe Ubuntu, Ubuntu-20.04, etc.WSL-USER-NAME: your WSL username which is you set when installing WSL.