Fix hex.pm badge

Author: bblaszkow06

README.md

@@ -1,5 +1,8 @@
 # IBM Cloud Speech to Text
 
+[![Hex.pm](https://img.shields.io/hexpm/v/ibm_speech_to_text.svg)](https://hex.pm/packages/ibm_speech_to_text)
+[![CircleCI](https://circleci.com/gh/SoftwareMansion/elixir-ibm-speech-to-text.svg?style=svg)](https://circleci.com/gh/SoftwareMansion/elixir-ibm-speech-to-text)
+
 Elixir client for [IBM Cloud Speech to Text service](https://cloud.ibm.com/docs/services/speech-to-text)
 
 ## Installation