Change confusing env var name

.gitlab-ci.yml

@@ -136,6 +136,7 @@ behave-integration:
     URLS_POST_LOGOUT_REDIRECT: "http://172.17.0.3:5000/"
     URLS_CONSENT: "http://172.17.0.4:5001/" # 172.17.0.4 -> consent
     URLS_SELF_ISSUER: "http://172.17.0.5:4444/" # 172.17.0.5 -> hydra
+    BASE_URL: "http://172.17.0.5:4444/"
     HYDRA_ADMIN_URL: "http://172.17.0.5:4445"
     ACCESS_TOKEN_URL: "http://172.17.0.5:4444/oauth2/token"
     AUTHORIZE_URL: "http://172.17.0.5:4444/oauth2/auth"

test/login_logout/app.py

@@ -6,7 +6,7 @@ from flask_oauthlib.client import OAuth
 import uuid
 
 
-BASE_URL=environ["URLS_SELF_ISSUER"]
+BASE_URL=environ["BASE_URL"]
 ACCESS_TOKEN_URL=environ["ACCESS_TOKEN_URL"]
 LOGOUT_URL=environ["LOGOUT_URL"]
 AUTHORIZE_URL=environ["AUTHORIZE_URL"]