Update README.md

Author: lmangani

README.md

@@ -30,14 +30,14 @@ sequenceDiagram
 
 #### Usage
 ##### Golang
-Install and run the example service :
+Install and run the example GO service :
 ```
 cd go/
 go mod tidy
 PORT=80 go run server.go
 ```
 ##### NodeJS
-Install and run the example service :
+Install and run the example NodeJS service :
 ```
 cd nodejs/
 npm install