fix README.md

Author: fpoussin

README.md

@@ -1,7 +1,8 @@
 # QtUsb [![GitHub version](https://badge.fury.io/gh/fpoussin%2Fqtusb.svg)](https://badge.fury.io/gh/fpoussin%2Fqtusb)  
 
-GCC: ![Build Status](https://github.com/fpoussin/QtUsb/actions/workflows/build.yml/badge.svg)](https://github.com/fpoussin/QtUsb/actions/)  
-MSVC: ![Build status](https://ci.appveyor.com/api/projects/status/4ns2jbdoveyj8n0y?svg=true)](https://ci.appveyor.com/project/fpoussin/qtusb)  
+GCC: [![Build Status](https://github.com/fpoussin/QtUsb/actions/workflows/build.yml/badge.svg)](https://github.com/fpoussin/QtUsb/actions/)  
+MSVC: [![Build status](https://ci.appveyor.com/api/projects/status/4ns2jbdoveyj8n0y?svg=true)](https://ci.appveyor.com/project/fpoussin/qtusb)  
+
 
 A Cross-platform USB Module for Qt built around libusb-1.0 and libhidapi  
 Can be used as a library, or included directly into the project