Include HCL python package

This package lets you parse terraform files and read them as JSON files.

Author: DanRoberson

Dockerfile

@@ -1,7 +1,7 @@
 FROM zenika/terraform-azure-cli:latest AS build
 
 RUN apt-get update && apt-get install make git python3-pip -y
-RUN pip3 install gitpython python-terraform
+RUN pip3 install gitpython python-terraform pyhcl
 
 FROM build as final
 WORKDIR /workspace