Purge Dockerfile.armhf which is no longer needed

Current Dockerfile builds fine for armhf and thus the outdated
Dockerfile.armhf is unnecessary.

Change-Id: Idafdb9fbddedd622c2c0aaddb1d5331d81cfe57d
Signed-off-by: Joakim Roubert <[email protected]>

Dockerfile.armhf

@@ -1,39 +0,0 @@
-FROM python:3.7.2-stretch
-
-RUN set -ex; \
-    apt-get update -qq; \
-    apt-get install -y \
-        locales \
-        curl \
-        python-dev \
-        git
-
-RUN curl -fsSL -o dockerbins.tgz "https://download.docker.com/linux/static/stable/armhf/docker-17.12.0-ce.tgz" && \
-    SHA256=f8de6378dad825b9fd5c3c2f949e791d22f918623c27a72c84fd6975a0e5d0a2; \
-    echo "${SHA256}  dockerbins.tgz" | sha256sum -c - && \
-    tar xvf dockerbins.tgz docker/docker --strip-components 1 && \
-    mv docker /usr/local/bin/docker && \
-    chmod +x /usr/local/bin/docker && \
-    rm dockerbins.tgz
-
-# Python3 requires a valid locale
-RUN echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && locale-gen
-ENV LANG en_US.UTF-8
-
-RUN useradd -d /home/user -m -s /bin/bash user
-WORKDIR /code/
-
-RUN pip install tox==2.1.1
-
-ADD requirements.txt /code/
-ADD requirements-dev.txt /code/
-ADD .pre-commit-config.yaml /code/
-ADD setup.py /code/
-ADD tox.ini /code/
-ADD compose /code/compose/
-RUN tox --notest
-
-ADD . /code/
-RUN chown -R user /code/
-
-ENTRYPOINT ["/code/.tox/py37/bin/docker-compose"]

script/test/default

@@ -6,7 +6,7 @@ set -ex
 TAG="docker-compose:alpine-$(git rev-parse --short HEAD)"
 
 # By default use the Dockerfile, but can be overridden to use an alternative file
-# e.g DOCKERFILE=Dockerfile.armhf script/test/default
+# e.g DOCKERFILE=Dockerfile.s390x script/test/default
 DOCKERFILE="${DOCKERFILE:-Dockerfile}"
 DOCKER_BUILD_TARGET="${DOCKER_BUILD_TARGET:-build}"