Update README.md

Author: vboutrou

README.md

@@ -3,7 +3,7 @@
 
 [![Ver en File Exchange](https://www.mathworks.com/matlabcentral/images/matlab-file-exchange.svg)](https://www.mathworks.com/matlabcentral/fileexchange/173655-calculo-integrales) or [![Open in MATLAB Online](https://www.mathworks.com/images/responsive/global/open-in-matlab-online.svg)](https://matlab.mathworks.com/open/github/v1?repo=MathWorks-Teaching-Resources/Calculus-Integrals_es&project=Integrals.prj)
 
-![Versiones de MATLAB Probadas](https://img.shields.io/endpoint?url=https://mathworks-teaching-resources.github.io/Calculus-Integrals_es/TestedWith.json)](https://MathWorks-Teaching-Resources.github.io/Calculus-Integrals_es)
+[![Versiones de MATLAB Probadas](https://img.shields.io/endpoint?url=https://mathworks-teaching-resources.github.io/Calculus-Integrals_es/TestedWith.json)](https://MathWorks-Teaching-Resources.github.io/Calculus-Integrals_es)
 
 **Módulo Curricular**