Merge pull request #772 from Flamefire/test-link-update

Update Link to regression test matrix in README

Author: mloskot

README.md

@@ -12,8 +12,8 @@
 
 Documentation | GitHub Actions | AppVeyor | Regression | Codecov
 --------------|----------------|----------|------------|----------
-[![develop](https://img.shields.io/badge/doc-develop-blue.svg)](https://boostorg.github.io/gil/develop/) | [![GitHub Actions](https://github.com/boostorg/gil/workflows/CI/badge.svg?branch=develop)](https://github.com/boostorg/gil/actions?query=branch:develop) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h/branch/develop?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/develop) | [![gil](https://img.shields.io/badge/gil-develop-blue.svg)](http://www.boost.org/development/tests/develop/developer/gil.html) | [![codecov](https://codecov.io/gh/boostorg/gil/branch/develop/graphs/badge.svg)](https://app.codecov.io/gh/boostorg/gil/branch/develop)
-[![master](https://img.shields.io/badge/doc-master-blue.svg)](https://boostorg.github.io/gil/) | [![GitHub Actions](https://github.com/boostorg/gil/workflows/CI/badge.svg?branch=master)](https://github.com/boostorg/gil/actions?query=branch:master) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/master) | [![gil](https://img.shields.io/badge/gil-master-blue.svg)](http://www.boost.org/development/tests/master/developer/gil.html) | [![codecov](https://codecov.io/gh/boostorg/gil/branch/master/graphs/badge.svg)](https://app.codecov.io/gh/boostorg/gil/branch/master)
+[![develop](https://img.shields.io/badge/doc-develop-blue.svg)](https://boostorg.github.io/gil/develop/) | [![GitHub Actions](https://github.com/boostorg/gil/workflows/CI/badge.svg?branch=develop)](https://github.com/boostorg/gil/actions?query=branch:develop) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h/branch/develop?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/develop) | [![gil](https://img.shields.io/badge/gil-develop-blue.svg)](https://regression.boost.io/develop/developer/gil.html) | [![codecov](https://codecov.io/gh/boostorg/gil/branch/develop/graphs/badge.svg)](https://app.codecov.io/gh/boostorg/gil/branch/develop)
+[![master](https://img.shields.io/badge/doc-master-blue.svg)](https://boostorg.github.io/gil/) | [![GitHub Actions](https://github.com/boostorg/gil/workflows/CI/badge.svg?branch=master)](https://github.com/boostorg/gil/actions?query=branch:master) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/master) | [![gil](https://img.shields.io/badge/gil-master-blue.svg)](https://regression.boost.io/master/developer/gil.html) | [![codecov](https://codecov.io/gh/boostorg/gil/branch/master/graphs/badge.svg)](https://app.codecov.io/gh/boostorg/gil/branch/master)
 
 # Boost.GIL