Change LOGIN_TIMEOUT default to int

Co-authored-by: Christian Mäder <cimnine@users.noreply.github.com>

Author: devon-mar

configuration/configuration.py

@@ -157,7 +157,7 @@ def _read_secret(secret_name, default = None):
 
 # The length of time (in seconds) for which a user will remain logged into the web UI before being prompted to
 # re-authenticate. (Default: 1209600 [14 days])
-LOGIN_TIMEOUT = int(environ.get('LOGIN_TIMEOUT', None))
+LOGIN_TIMEOUT = int(environ.get('LOGIN_TIMEOUT', 1209600))
 
 # Setting this to True will display a "maintenance mode" banner at the top of every page.
 MAINTENANCE_MODE = environ.get('MAINTENANCE_MODE', 'False').lower() == 'true'