update lodash

Author: wasin-waeosri

README.md

@@ -1,7 +1,7 @@
-# Elecktron WebSocket API with TypeScript Example
+# Websocket API for Pricing Streaming and Real-Time Service with TypeScript Example
 ## Overview
 
-**Update**: March 2021.
+**Update**: May 2021.
 
 [Websocket API for Pricing Streaming and Real-Time Service](https://developers.refinitiv.com/en/api-catalog/elektron/refinitiv-websocket-api) aka Websocket API enables easy integration into a multitude of client technology environments such as scripting and web.  This API runs directly on your Refinitiv Real-Time Distribution System and presents data in an open (JSON) readable format. The API supports all Refinitiv data models and can be integrated into multiple client technology standards e.g. JavaScript, Python, R, .Net, etc.
 
@@ -83,4 +83,5 @@ For any questions related to this article or the WebSocket API page, please use
 - 21 December 2017: Fixed UI, change the service name to be an optional parameter, Add README.md content
 - 11 January 2018: Now the application can handle subscription IDs.
 - 28 January 2021: Rebranding.
-- 17 March 2021: Update libraries.
+- 17 March 2021: Update libraries.
+- 11 May 2021: Update lodash library (CVE-2021-23337).