Install swig in Dockerfile
This binary is expected by the HAL test.
@@ -21,6 +21,7 @@ RUN apt-get -qq update && apt-get -qq install -y --no-install-recommends \
python3 \
virtualenv \
python3-venv \
+ swig \
&& rm -rf /var/lib/apt/lists/* \
&& apt-get clean \
&& pip install --upgrade pip \
