fix path in flask demo

Author: pitbulk

demo-flask/index.py

@@ -11,7 +11,7 @@
 
 app = Flask(__name__)
 app.config['SECRET_KEY'] = 'onelogindemopytoolkit'
-app.config['SAML_PATH'] = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'saml')
+app.config['SAML_PATH'] = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'saml')
 
 
 def init_saml_auth(req):