Update Copyrights

Author: jason-fox

README.ja.md

@@ -1,6 +1,6 @@
 # Concise NGSI-LD[<img src="https://img.shields.io/badge/NGSI-LD-d6604d.svg" width="90"  align="left" />](https://cim.etsi.org/NGSI-LD/official/front-page.html)[<img src="https://fiware.github.io/tutorials.Concise-Format/img/fiware.png" align="left" width="162">](https://www.fiware.org/)<br/>
 
-[![FIWARE Core Context Management](https://nexus.lab.fiware.org/repository/raw/public/badges/chapters/core.svg)](https://github.com/FIWARE/catalogue/blob/master/core/README.md)
+[![FIWARE Core Context Management](https://fiware.github.io/catalogue/badges/chapters/core.svg)](https://github.com/FIWARE/catalogue/blob/master/core/README.md)
 [![License: MIT](https://img.shields.io/github/license/fiware/tutorials.Concise-Format.svg)](https://opensource.org/licenses/MIT)
 [![Support badge](https://img.shields.io/badge/tag-fiware-orange.svg?logo=stackoverflow)](https://stackoverflow.com/questions/tagged/fiware)
 <br/> [![JSON LD](https://img.shields.io/badge/JSON--LD-1.1-f06f38.svg)](https://w3c.github.io/json-ld-syntax/)

README.md

@@ -7,7 +7,7 @@
 
 ## Concise NGSI-LD
 
-[![FIWARE Core Context Management](https://nexus.lab.fiware.org/repository/raw/public/badges/chapters/core.svg)](https://github.com/FIWARE/catalogue/blob/master/core/README.md)
+[![FIWARE Core Context Management](https://fiware.github.io/catalogue/badges/chapters/core.svg)](https://github.com/FIWARE/catalogue/blob/master/core/README.md)
 [![License: MIT](https://img.shields.io/github/license/fiware/tutorials.Concise-Format.svg)](https://opensource.org/licenses/MIT)
 [![Support badge](https://img.shields.io/badge/tag-fiware-orange.svg?logo=stackoverflow)](https://stackoverflow.com/questions/tagged/fiware)
 <br/> [![JSON LD](https://img.shields.io/badge/JSON--LD-1.1-f06f38.svg)](https://w3c.github.io/json-ld-syntax/)