Update 100-builtin-modules.md (#4501)

- Removed a redundant `events` entry

src/data/roadmaps/nodejs/content/117-nodejs-common-modules/100-builtin-modules.md

@@ -7,7 +7,6 @@ Built-in modules are already installed with `Node.js`, so you don't need to inst
 - **net**: to build clients and servers.
 - **path**: to handle file paths.
 - **url**: help in parsing URL strings.
-- **events**: provides a method for interacting with events.
 - **http**: making Node.js transfer data over HTTP.
 - **console**: to log information in the console.
 - **assert**: provides a set of assertion tests.