[FSTORE-1346][APPEND] Fix migration nav item (#374)

* Fix migration nav item

* Fix python version in README.md

Author: vatj

README.md

@@ -6,7 +6,7 @@ This is the source of the landing page for https://docs.hopsworks.ai
 
 ### Step 1: Setup python environment
 
-Create a python 3.8 environment, using a python environment manager of your own choosing. For example `virtualenv` or `anaconda`.
+Create a python 3.10 environment, using a python environment manager of your own choosing. For example `virtualenv` or `anaconda`.
 
 ### Step 2
 

mkdocs.yml

@@ -198,7 +198,7 @@ nav:
               - Troubleshooting: user_guides/mlops/serving/troubleshooting.md
           - Vector Database: user_guides/mlops/vector_database/index.md
       - Migration:
-          - 3.0: user_guides/migration/30_migration.md
+          - 2.X to 3.0: user_guides/migration/30_migration.md
   - Setup and Installation:
       - setup_installation/index.md
       - Client Installation: