Add a security scanner api config object for params

Change SecScanAPI to use a uri creation func instead of test context

Pass config provider through validator context

Remove app config dependency for validators

util/config/validators/validate_jwt.py

@@ -1,4 +1,4 @@
-from _init import OVERRIDE_CONFIG_DIRECTORY
+import os
 from data.users.externaljwt import ExternalJWTAuthN
 from util.config.validators import BaseValidator, ConfigValidationException
 
@@ -13,6 +13,7 @@ class JWTAuthValidator(BaseValidator):
     user_password = validator_context.user_password
     http_client = validator_context.http_client
     jwt_auth_max = validator_context.jwt_auth_max
+    config_provider = validator_context.config_provider
 
     if config.get('AUTHENTICATION_TYPE', 'Database') != 'JWT':
       return
@@ -29,10 +30,13 @@ class JWTAuthValidator(BaseValidator):
     if not issuer:
       raise ConfigValidationException('Missing JWT Issuer ID')
 
+
+    override_config_directory = os.path.join(config_provider.get_config_root(), 'stack/')
+
     # Try to instatiate the JWT authentication mechanism. This will raise an exception if
     # the key cannot be found.
     users = ExternalJWTAuthN(verify_endpoint, query_endpoint, getuser_endpoint, issuer,
-                             OVERRIDE_CONFIG_DIRECTORY,
+                             override_config_directory,
                              http_client,
                              jwt_auth_max,
                              public_key_path=public_key_path,