README.md in onnxruntime-0.5.1 vs README.md in onnxruntime-0.5.2

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 :fire: [ONNX Runtime](https://github.com/Microsoft/onnxruntime) - the high performance scoring engine for ML models - for Ruby
 
 Check out [an example](https://ankane.org/tensorflow-ruby)
 
-[![Build Status](https://travis-ci.org/ankane/onnxruntime.svg?branch=master)](https://travis-ci.org/ankane/onnxruntime) [![Build status](https://ci.appveyor.com/api/projects/status/f2bq6ruqjf4jx671/branch/master?svg=true)](https://ci.appveyor.com/project/ankane/onnxruntime/branch/master)
+[![Build Status](https://github.com/ankane/onnxruntime/workflows/build/badge.svg?branch=master)](https://github.com/ankane/onnxruntime/actions)
 
 ## Installation
 
 Add this line to your application’s Gemfile: