[windows] warmup VisualStudio for vdproj (#7649)

it takes up to several minutes to run devenv for the first time on
vdproj.

Author: ilia-shipitsin

images/win/post-generation/VSConfiguration.ps1

@@ -5,4 +5,10 @@ $devEnvPath = "$vsInstallRoot\Common7\IDE\devenv.exe"
 # The Out-Null cmdlet is required to ensure PowerShell waits until the '/ResetSettings' command fully completes.
 & "$devEnvPath" /RootSuffix Exp /ResetSettings General.vssettings /Command File.Exit | Out-Null
 
-cmd.exe /c "`"$devEnvPath`" /updateconfiguration"
+cmd.exe /c "`"$devEnvPath`" /updateconfiguration"
+
+#
+# https://github.com/actions/runner-images/issues/5301
+#
+$warmup_vdproj = $(Join-Path $PSScriptRoot 'warmup.vdproj')
+& "$devEnvPath" $warmup_vdproj /build Release | Out-Null