Update CNAME
Update CNAME

Fix CNAME file (switched to openapi-map.apihandyman.io) in master branch.
arno-di-loreto/openapi-specification-visual-documentation,arno-di-loreto/swagger-specification-visual-documentation,arno-di-loreto/swagger-specification-visual-documentation,arno-di-loreto/openapi-specification-visual-documentation,arno-di-loreto/openapi-specification-visual-documentation