dont trigger pypi publish on changes to notebook

Author: KtrauM

.github/workflows/PyPIPublish.yml

@@ -7,6 +7,8 @@ on:
   # Triggers the workflow on push or pull request events but only for the main branch
   push:
     branches: [ main ]
+    paths-ignore: 
+      - '*.ipynb'
   pull_request:
     branches: [ main ]