Update LICENSE

Author: ElenaGorbatkova

LICENSE

@@ -1,8 +1,8 @@
 This demo illustrates a basic integration setup between an ASP.NET backend and a sample React application that includes the SurveyJS Survey Creator and Form Library components.
 
-Please note that the Survey Creator component is proprietary software and requires a developer licence to be integrated and used in your own application.
+Please note that the Survey Creator component is proprietary software and requires a developer license to be integrated and used in your own application.
 
-For full details, please refer to the SurveyJS Licensing FAQ and the SurveyJS End-User Licence Agreement (EULA):
+For full details, please refer to the SurveyJS Licensing FAQ and the SurveyJS End-User License Agreement (EULA):
 
 - https://surveyjs.io/faq#licensing
 - https://surveyjs.io/Developer-License-Agreement.pdf