fix mybinder link (#613)

Author: jan-janssen

README.md

@@ -1,7 +1,7 @@
 # executorlib
 [![Pipeline](https://github.com/pyiron/executorlib/actions/workflows/pipeline.yml/badge.svg)](https://github.com/pyiron/executorlib/actions/workflows/pipeline.yml)
 [![codecov](https://codecov.io/gh/pyiron/executorlib/graph/badge.svg?token=KFIO3R08H3)](https://codecov.io/gh/pyiron/executorlib)
-[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/pyiron/executorlib/HEAD?labpath=notebooks%2Fexamples.ipynb)
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/pyiron/executorlib/HEAD)
 
 Up-scale python functions for high performance computing (HPC) with executorlib.