Sets wsl2.local in HOSTS file to current WSL2 IP

Update-WSL2-IP-In-Hosts.ps1

$wsl2IP = (wsl hostname -I).Split(" ")[0]
Write-Host "Setting wsl2.local IP to the WSL2 IP ($wsl2IP)"
$hostsPath = "$env:windir\System32\drivers\etc\hosts"
$dockerHostsPattern = '^((\d{1,3}\.){3}\d{1,3}) wsl2\.local$'

$hosts = get-content $hostsPath
$hosts = $hosts | Foreach {
    if ($_ -match $dockerHostsPattern)
    {
        $oldIP = $Matches.1
        "$wsl2IP wsl2.local"
    } else {$_}}

if ($oldIP -eq $wsl2IP){
    Write-Host "No change"
}
else {
    [System.IO.File]::Copy($hostsPath, $hostsPath + ".bak", $true)
    $hosts | Out-File $hostsPath -Encoding ascii
	Write-Host "Updated"
}