Revert "convert dark-theme utility to Powershell script"

This reverts commit 15d73847b7.

scripts/enable-dark-theme.ps1

@@ -1,14 +0,0 @@
-#   Description
-# This script will set registry keys so Applications using the Appx framework
-# will use the dark theme instead of the default light one.
-
-Import-Module -DisableNameChecking $PSScriptRoot\..\lib\reg-helper.psm1
-
-echo "Enabling dark theme"
-Import-Registry(@"
-[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize]
-"AppsUseLightTheme"=dword:00000000
-
-[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize]
-"AppsUseLightTheme"=dword:00000000
-"@)

utils/dark-theme.reg

@@ -0,0 +1,7 @@
+Windows Registry Editor Version 5.00
+
+[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize]
+"AppsUseLightTheme"=dword:00000000
+
+[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize]
+"AppsUseLightTheme"=dword:00000000