Fix docker file

Dockerfile

@@ -29,14 +29,19 @@ FROM python:${python_version} as python
 
 FROM ${target}
 
+ARG python_version
+ARG target
+
 RUN  if [ "$target" = "hannah" ] || [ "$target" = "mlonmcu" ]; then\
         apt-get update -y && apt-get -y install git mesa-utils python3 python3-pip python3-dev libblas-dev liblapack-dev libsndfile1-dev libsox-dev cmake ninja-build curl build-essential python-is-python3; \
       else \
         apt-get update -y && apt-get -y install git mesa-utils  libblas-dev liblapack-dev libsndfile1-dev libsox-dev cmake ninja-build curl build-essential;  \
       fi
 
+RUN echo "Target: $target"
+
 # Install poetry using recommended method
-RUN  pip3 install poetry
+RUN  pip install poetry
 
 
 # Copy only requirements to cache them in docker layer