[PRME-194] Add auth handling for Feedback lambda (#753)

Author: adamwhitingnhs

lambdas/services/authoriser_service.py

@@ -110,6 +110,9 @@ def deny_access_policy(self, path, user_role, nhs_number: str = None):
             case "/FeatureFlags":
                 deny_resource = False
 
+            case "/Feedback":
+                deny_resource = False
+
             case "/DocumentStatus":
                 deny_resource = (
                     not patient_access_is_allowed or is_user_gp_clinical or is_user_pcse