Remove OpenVPN and StrongSwan from this image

Dockerfile

@@ -10,15 +10,13 @@ RUN echo force-unsafe-io > /etc/dpkg/dpkg.cfg.d/docker-apt-speedup \
     bash build-essential python3-dev cython3 libffi-dev libssl-dev \
     libkrb5-dev ldap-utils libsasl2-modules-gssapi-mit libsasl2-dev libldap2-dev \
     python python3-pip python3-cffi iptables ipset \
-    strongswan libstrongswan-extra-plugins libcharon-extra-plugins \
-    openvpn  libncurses5-dev gawk wget unzip git rsync \
+    libncurses5-dev gawk wget unzip git rsync \
  && apt-get clean \
  && rm /etc/dpkg/dpkg.cfg.d/docker-apt-speedup
 
 WORKDIR /src
 COPY requirements.txt /src/
 RUN pip3 install --no-cache-dir -r requirements.txt
-COPY config/strongswan.conf /etc/strongswan.conf
 COPY pinecrypt/. /src/pinecrypt/
 COPY MANIFEST.in setup.py README.md /src/
 COPY misc/. /src/misc/