Invoke hostsetup.ps1 in v3 task endpoint validator on Windows.
This invocation was removed by accident but didn't break anything since hostsetup.ps1 was invoked elsewhere. But still we should add this back since otherwise we are assuming hostsetup.ps1 will be invoked elsewhere beforehand.
$oldPref = $ErrorActionPreference
$ErrorActionPreference = 'Stop'
+Invoke-Expression ${PSScriptRoot}\..\windows-deploy\hostsetup.ps1
+
# Create amazon/amazon-ecs-v3-task-endpoint-validator-windows for tests
Invoke-Expression "go build -o ${PSScriptRoot}\v3-task-endpoint-validator-windows.exe ${PSScriptRoot}\v3-task-endpoint-validator-windows.go"
Invoke-Expression "docker build -t amazon/amazon-ecs-v3-task-endpoint-validator-windows --file ${PSScriptRoot}\v3-task-endpoint-validator-windows.dockerfile ${PSScriptRoot}"
