Remove unnecessary title overwrites

mkdocs.yml

@@ -46,8 +46,8 @@ edit_uri: edit/main/docs/
 nav:
 - Home: index.md
 - Getting started:
-  - Installation: installation.md
-  - Basic example: basic_example.md
+  - installation.md
+  - basic_example.md
 - API Documentation: 
   - api/loading.md
   - api/datacontainers.md
@@ -58,8 +58,8 @@ nav:
 - About:
   - Contributing: contributing_doc.md
   - Code of Conduct: code_of_conduct_doc.md
-  - License: license_doc.md
-  - Our team: team.md
+  - license_doc.md
+  - team.md
 
 extra:
   version: