Add Python visualization library plotly

Author: JohT

jupyter/environment.yml

@@ -1,5 +1,6 @@
 name: codegraph
 channels:
+  - plotly
   - conda-forge
 dependencies:
   - python=3.12.*
@@ -16,5 +17,6 @@ dependencies:
   - wordcloud=1.9.*
   - monotonic=1.*
   - squarify=0.4.* # to create tree maps e.g. for git history
+  - plotly=6.0.*
   - pip:
       - neo4j==5.23.*