Fix README

- Remove Sonarcloud config badge (it's misleading because of apparently duplicated code).
- Remove invalid nuget badge.

Author: josesimoes

README.md

@@ -1,4 +1,4 @@
-[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=nanoframework_lib-nanoFramework.M5Stack&metric=alert_status)](https://sonarcloud.io/dashboard?id=nanoframework_lib-nanoFramework.M5Stack) [![Reliability Rating](https://sonarcloud.io/api/project_badges/measure?project=nanoframework_lib-nanoFramework.M5Stack&metric=reliability_rating)](https://sonarcloud.io/dashboard?id=nanoframework_lib-nanoFramework.M5Stack) [![License](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE) [![NuGet](https://img.shields.io/nuget/dt/nanoFramework.M5Stack.svg?label=NuGet&style=flat&logo=nuget)](https://www.nuget.org/packages/nanoFramework.M5Stack/) [![#yourfirstpr](https://img.shields.io/badge/first--timers--only-friendly-blue.svg)](https://github.com/nanoframework/Home/blob/main/CONTRIBUTING.md) [![Discord](https://img.shields.io/discord/478725473862549535.svg?logo=discord&logoColor=white&label=Discord&color=7289DA)](https://discord.gg/gCyBu8T)
+[![Reliability Rating](https://sonarcloud.io/api/project_badges/measure?project=nanoframework_lib-nanoFramework.M5Stack&metric=reliability_rating)](https://sonarcloud.io/dashboard?id=nanoframework_lib-nanoFramework.M5Stack) [![License](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE) [![#yourfirstpr](https://img.shields.io/badge/first--timers--only-friendly-blue.svg)](https://github.com/nanoframework/Home/blob/main/CONTRIBUTING.md) [![Discord](https://img.shields.io/discord/478725473862549535.svg?logo=discord&logoColor=white&label=Discord&color=7289DA)](https://discord.gg/gCyBu8T)
 
 ![nanoFramework logo](https://raw.githubusercontent.com/nanoframework/Home/main/resources/logo/nanoFramework-repo-logo.png)