msiextract corrupts files :( Try lessmsi instead

https://gitlab.gnome.org/GNOME/msitools/issues/6

etc/taskcluster/docker/msiextract.dockerfile

@@ -1,47 +0,0 @@
-# Build a version of libgcal that includes commit
-# https://gitlab.gnome.org/GNOME/gcab/commit/3365b4bd58dd7f13e786caf3c7234cf8116263d9
-# which fixes "Invalid cabinet chunk" errors:
-# https://gitlab.gnome.org/GNOME/msitools/issues/4#note_336695
-FROM ubuntu:bionic-20180821
-RUN \
-    apt-get update -q && \
-    apt-get install -qy --no-install-recommends \
-        curl \
-        ca-certificates \
-        #
-        # Build dependencies for libgcab
-        meson \
-        git \
-        pkg-config \
-        libc6-dev \
-        libglib2.0-dev \
-        libgirepository1.0-dev \
-        gobject-introspection \
-        valac \
-        intltool \
-    && \
-    export REV=3365b4bd58dd7f13e786caf3c7234cf8116263d9 && \
-    curl -L https://gitlab.gnome.org/GNOME/gcab/-/archive/$REV/gcab-$REV.tar.gz | tar -xz && \
-    mv gcab-$REV gcab && \
-    cd gcab && \
-    meson build && \
-    cd build && \
-    # UTF-8 locale to work around https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=870310
-    export LANG=C.UTF-8 && \
-    ninja && \
-    cp -v libgcab/libgcab* /usr/local/lib
-
-
-# FIXME: uncomment this after we upgrade docker-worker
-# to a version of Docker that supports multi-stage builds:
-
-# # Start a new image without the build dependencies, only the compiled library
-# FROM ubuntu:bionic-20180821
-# COPY --from=0 /usr/local/lib/libgcab* /usr/local/lib/
-
-RUN \
-    apt-get update -q && \
-    apt-get install -qy --no-install-recommends \
-        curl \
-        ca-certificates \
-        msitools