appveyor: require BuildHelpers version 2.0.0

Author: r15ch13

appveyor.yml

@@ -17,7 +17,7 @@ environment:
     - PowerShell: 6
 
 cache:
-  # - '%USERPROFILE%\Documents\WindowsPowerShell\Modules -> appveyor.yml'
+  - '%USERPROFILE%\Documents\WindowsPowerShell\Modules -> appveyor.yml'
 
 matrix:
   fast_finish: true

test/bin/test.ps1

@@ -1,5 +1,5 @@
 #requires -Version 5.0
-#requires -Modules @{ ModuleName = 'BuildHelpers'; ModuleVersion = '1.2.0' }
+#requires -Modules @{ ModuleName = 'BuildHelpers'; ModuleVersion = '2.0.0' }
 #requires -Modules @{ ModuleName = 'Pester'; ModuleVersion = '4.4.0' }
 #requires -Modules @{ ModuleName = 'PSScriptAnalyzer'; ModuleVersion = '1.17.1' }