docker: Use system libraries, don't bring your own

We were compiling them from source, but then not adding them in the final
docker image. This just drops the source based ones in favor of system
provided ones.

Fixes ElementsProject#3074

Dockerfile

@@ -48,29 +48,26 @@ RUN mkdir /opt/litecoin && cd /opt/litecoin \
 FROM debian:stretch-slim as builder
 
 ENV LIGHTNINGD_VERSION=master
-RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates autoconf automake build-essential git libtool python python3 python3-mako wget gnupg dirmngr git gettext
-
-RUN wget -q https://zlib.net/zlib-1.2.11.tar.gz \
-&& tar xvf zlib-1.2.11.tar.gz \
-&& cd zlib-1.2.11 \
-&& ./configure \
-&& make \
-&& make install && cd .. && rm zlib-1.2.11.tar.gz && rm -rf zlib-1.2.11
-
-RUN apt-get install -y --no-install-recommends unzip tclsh \
-&& wget -q https://www.sqlite.org/2018/sqlite-src-3260000.zip \
-&& unzip sqlite-src-3260000.zip \
-&& cd sqlite-src-3260000 \
-&& ./configure --enable-static --disable-readline --disable-threadsafe --disable-load-extension \
-&& make \
-&& make install && cd .. && rm sqlite-src-3260000.zip && rm -rf sqlite-src-3260000
-
-RUN wget -q https://gmplib.org/download/gmp/gmp-6.1.2.tar.xz \
-&& tar xvf gmp-6.1.2.tar.xz \
-&& cd gmp-6.1.2 \
-&& ./configure --disable-assembly \
-&& make \
-&& make install && cd .. && rm gmp-6.1.2.tar.xz && rm -rf gmp-6.1.2
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    autoconf \
+    automake \
+    build-essential \
+    git \
+    libtool \
+    python \
+    python3 \
+    python3-mako \
+    wget \
+    gnupg \
+    dirmngr \
+    git \
+    gettext \
+    unzip \
+    tclsh \
+    libsqlite3-dev \
+    libgmp-dev \
+    zlib1g-dev
 
 WORKDIR /opt/lightningd
 COPY . /tmp/lightning
@@ -82,7 +79,12 @@ RUN ./configure --prefix=/tmp/lightning_install --enable-static && make -j3 DEVE
 
 FROM debian:stretch-slim as final
 COPY --from=downloader /opt/tini /usr/bin/tini
-RUN apt-get update && apt-get install -y --no-install-recommends socat inotify-tools \
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    socat \
+    inotify-tools \
+    libgmp10 \
+    libsqlite3-0 \
+    zlib1g \
     && rm -rf /var/lib/apt/lists/*
 
 ENV LIGHTNINGD_DATA=/root/.lightning