Fixing yml file

Author: rxtur

azure-pipelines.yml

@@ -3,15 +3,5 @@
 # Add steps that run tests, create a NuGet package, deploy, and more:
 # https://docs.microsoft.com/vsts/pipelines/languages/dotnet-core
 
-pool:
-  vmImage: 'Ubuntu 18.04'
-
-variables:
-  buildConfiguration: 'Release'
-
-steps:
-- script: dotnet build --configuration $(buildConfiguration)
-  displayName: 'dotnet build $(buildConfiguration)'
-
 script:
-- ps: .\build.ps1
+- ps: .\build\build.ps1