Fixed Broken link

README.md

@@ -5,7 +5,7 @@ Materials for workshops and bootcamps led by the MPIA Data Science Group.
 - [Advanced Python](files/advanced-python-solutions.ipynb)
 - Python Projects: [notes](files/python_projects.ipynb), [test repo](https://github.com/ivastar/structrure_test_repo)
 - [Introduction to ML](files/intro-ml.ipynb)
-- [High Performance Computing](files/advanced-sci-computing.ipynb)
+- [High Performance Computing](https://github.com/TheSkyentist/HPCWorkshop)
 - [MPCDF & Containers](files/MPCDF)
 - [Databases++](files/databases.md)
 - Data Visualization (TBD)