Fix links in readme

Author: Daniel Harasim

README.md

@@ -1,7 +1,7 @@
 # Source code repository for the tree annotation tool
 
-by [Daniel Harasim](https://dcml.epfl.ch/lab/harasim/),
-[Christoph Finkensiep](https://dcml.epfl.ch/lab/finkensiep/),
+by [Daniel Harasim](https://people.epfl.ch/daniel.harasim),
+[Christoph Finkensiep](https://people.epfl.ch/christoph.finkensiep),
 and the [Digital and Cognitive Musicology Lab (DCML)](https://dcml.epfl.ch)
 
 Find the web app [here](https://dcmlab.github.io/tree-annotation-code/).