debug chg to 003 Dockerfile

Author: d-w-moore

irods/test/harness/003_compile-specific-python.Dockerfile

@@ -3,6 +3,7 @@ RUN apt update
 RUN apt install -y wget build-essential
 RUN apt install -y libssl-dev zlib1g-dev libffi-dev libncurses-dev wget build-essential
 ARG python_version
+RUN echo "Dan Debug Output -> python_version = [${python_version}]"
 RUN wget https://www.python.org/ftp/python/${python_version}/Python-${python_version}.tar.xz
 RUN touch /tmp/aaaaaaaaaa # dummmy change
 RUN tar xf Python-${python_version}.tar.xz