change url TGM pipeline

Websites.md

@@ -7,7 +7,7 @@ permalink: /websites/
 
 # Websites hosted within the R3lab frame:
 
-## [TGM pipeline](https://gitlab-pages-doc.pages.uni.lu/tgm-pipeline-doc/){:target="_blank"}
+## [TGM pipeline](https://core-services.pages.uni.lu/tgm-pipeline-doc/){:target="_blank"}
 a platform for visually-aided exploration, analysis and interpretation of high-throughput translational medicine data
 
 ## [IMP](https://imp.pages.uni.lu/web/){:target="_blank"}