docs(readme): add linux tests badge to header

Author: Blind-Striker

README.md

@@ -1,6 +1,6 @@
 # LocalStack .NET Client
 
-[![Nuget](https://img.shields.io/nuget/dt/LocalStack.Client)](https://www.nuget.org/packages/LocalStack.Client/) [![NuGet v2.x](https://img.shields.io/endpoint?url=https%3A%2F%2Fyvfdbfas85.execute-api.eu-central-1.amazonaws.com%2Flive%2F%3Fpackage%3Dlocalstack.client%26source%3Dnuget%26track%3D2%26includeprerelease%3Dtrue%26label%3Dnuget)](https://www.nuget.org/packages/LocalStack.Client/) [![NuGet v1.x](https://img.shields.io/endpoint?url=https%3A%2F%2Fyvfdbfas85.execute-api.eu-central-1.amazonaws.com%2Flive%2F%3Fpackage%3Dlocalstack.client%26source%3Dnuget%26track%3D1%26includeprerelease%3Dtrue%26label%3Dnuget)](https://www.nuget.org/packages/LocalStack.Client/) [![CI/CD Pipeline](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/ci-cd.yml/badge.svg)](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/ci-cd.yml) [![Security](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/github-code-scanning/codeql/badge.svg)](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/github-code-scanning/codeql)
+[![Nuget](https://img.shields.io/nuget/dt/LocalStack.Client)](https://www.nuget.org/packages/LocalStack.Client/) [![NuGet v2.x](https://img.shields.io/endpoint?url=https%3A%2F%2Fyvfdbfas85.execute-api.eu-central-1.amazonaws.com%2Flive%2F%3Fpackage%3Dlocalstack.client%26source%3Dnuget%26track%3D2%26includeprerelease%3Dtrue%26label%3Dnuget)](https://www.nuget.org/packages/LocalStack.Client/) [![NuGet v1.x](https://img.shields.io/endpoint?url=https%3A%2F%2Fyvfdbfas85.execute-api.eu-central-1.amazonaws.com%2Flive%2F%3Fpackage%3Dlocalstack.client%26source%3Dnuget%26track%3D1%26includeprerelease%3Dtrue%26label%3Dnuget)](https://www.nuget.org/packages/LocalStack.Client/) [![CI/CD Pipeline](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/ci-cd.yml/badge.svg)](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/ci-cd.yml) [![Security](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/github-code-scanning/codeql/badge.svg)](https://github.com/localstack-dotnet/localstack-dotnet-client/actions/workflows/github-code-scanning/codeql) [![Linux Tests](https://img.shields.io/endpoint?url=https://yvfdbfas85.execute-api.eu-central-1.amazonaws.com/live/badge/tests/linux?label=Tests)](https://yvfdbfas85.execute-api.eu-central-1.amazonaws.com/live/redirect/test-results/linux)
 
 > **🚀 Quick Start**: `dotnet add package LocalStack.Client --version 2.0.0-preview1` (AWS SDK v4) | [Installation Guide](#-installation) | [GA Timeline](https://github.com/localstack-dotnet/localstack-dotnet-client/discussions/45)