chore: clarify wording

Author: bpmct

README.md

@@ -2,7 +2,7 @@
 
 ## Overview
 
-This sample middleware transforms Coder notification payloads into PlatformX-compatible payloads and forwards them to [PlatformX by getDX](https://getdx.com/platformx) for tracking. It is optimized for serverless platforms such as AWS Lambda and Google Cloud Run but may require modifications to fit your organization's needs.
+This sample middleware transforms Coder notification payloads into PlatformX-compatible payloads and forwards them to [PlatformX by DX](https://getdx.com/platformx) for tracking. It is optimized for serverless platforms such as AWS Lambda and Google Cloud Run but may require modifications to fit your organization's needs.
 
 ![PlatformX Screenshot with Coder Events](./platformx-screenshot.png)