docs: add ELMO Cloud HR & Payroll to list of users on readme (apache#…

…9960)

Co-authored-by: Raymond Ho <raymond.ho@elmolearning.com.au>

README.md

@@ -152,6 +152,7 @@ Join our growing community!
  1. [Douban](https://www.douban.com/) [@luchuan]
  1. [Dragonpass](https://www.dragonpass.com.cn/) [@zhxjdwh]
  1. [Dremio](https://dremio.com) [@narendrans]
+ 1. [ELMO Cloud HR & Payroll](https://elmosoftware.com.au/)
  1. [Endress+Hauser](http://www.endress.com/) [@rumbin]
  1. [Faasos](http://faasos.com/) [@shashanksingh]
  1. [Fanatics](https://www.fanatics.com) [@coderfender]