Remove newsletter badge

Author: thinkingserious

README.md

@@ -2,7 +2,6 @@
 
 [![Travis Badge](https://travis-ci.com/sendgrid/sendgrid-java.svg?branch=main)](https://travis-ci.com/sendgrid/sendgrid-java)
 [![Maven Central](https://img.shields.io/maven-central/v/com.sendgrid/sendgrid-java.svg)](http://mvnrepository.com/artifact/com.sendgrid/sendgrid-java)
-[![Email Notifications Badge](https://dx.sendgrid.com/badge/java)](https://dx.sendgrid.com/newsletter/java)
 [![Twitter Follow](https://img.shields.io/twitter/follow/sendgrid.svg?style=social&label=Follow)](https://twitter.com/sendgrid)
 [![GitHub contributors](https://img.shields.io/github/contributors/sendgrid/sendgrid-java.svg)](https://github.com/sendgrid/sendgrid-java/graphs/contributors)
 [![Open Source Helpers](https://www.codetriage.com/sendgrid/sendgrid-java/badges/users.svg)](https://www.codetriage.com/sendgrid/sendgrid-java)