Fixed swagger.json link

.gitlab-ci.yml

@@ -12,7 +12,7 @@ generate:
     - pacman -S --noconfirm jre-openjdk
     - curl https://repo1.maven.org/maven2/io/swagger/codegen/v3/swagger-codegen-cli/3.0.43/swagger-codegen-cli-3.0.43.jar -o swagger-codegen-cli.jar
     - java -jar swagger-codegen-cli.jar --help
-    - curl --connect-timeout 2 -k -O https://coscine.rwth-aachen.de/coscine/api/swagger/index.html
+    - curl --connect-timeout 2 -k -O https://coscine.rwth-aachen.de/coscine/api/swagger/v2/swagger.json
   script:
     - mkdir public
     - java -jar swagger-codegen-cli.jar generate -i swagger.json -l python -o public/coscine-python