edited mkdocs.yml, added fuzzing.md, index.md

pages/docs/fuzzing.md

+fuzzing
\ No newline at end of file

pages/docs/index.md

+Index
\ No newline at end of file

pages/mkdocs.yml

-site_name: Motion Grammar JastAdd Implementation Example
-repo_url: https://git-st.inf.tu-dresden.de/jastadd/motion-grammar-example
+site_name: RAGO - RAG OpenAPI Framework
+repo_url: https://git-st.inf.tu-dresden.de/jastadd/rago
 site_dir: ../public
 
 nav:
   - "Overview": index.md
-  - "Parsing Example": parsing.md
+  - "Fuzzing Example": fuzzing.md
   - "API documentation": ragdoc/index.html
 
 theme: