fix docs deploy

Author: joergwa

.github/workflows/deploy.yaml

@@ -25,6 +25,8 @@ jobs:
            cp public/3.0.0/doc/ontology.owl public/3.0.0/doc/ontology.rdf
            # make it available also at "base" 
            cp -r public/3.0.0/doc/* public  
+           # make it available also at "3.0.0" 
+           cp -r public/3.0.0/doc/* public/3.0.0
 
            # generate static docs 
            pip install markdown2 rdflib pyyaml