message: fixed broken command in Dockerfile
diff: @@ -115,7 +115,7 @@ RUN sed -i 's/28/19/g' /src/android-toolchain-x86/sysroot/usr/include/sys/random
  RUN sed -i 's/24/21/g' /src/android-toolchain-x86_64/sysroot/usr/include/stdio.h
  RUN sed -i 's/24/21/g' /src/android-toolchain-x86_64/sysroot/usr/include/ifaddrs.h
  RUN sed -i 's/28/21/g' /src/android-toolchain-x86_64/sysroot/usr/include/sys/random.h
  -#RUN sed -i 's/RANLIB = ranlib/RANLIB = "\/src\/android-toolchain-x86_64\/bin\/x86_64-linux-android-ranlib"/g' /src/boost/tools/build/src/tools/gcc.jam
  +RUN sed -i 's/RANLIB = ranlib/RANLIB = "\/src\/android-toolchain-x86_64\/bin\/x86_64-linux-android-ranlib"/g' /src/boost_${BOOST_VERSION}/tools/build/src/tools/gcc.jam
  RUN mkdir frostwire-jlibtorrent
  RUN echo "This folder will be mounted dynamically from the base of our repo every time the container is invoked via 'docker run'" > /frostwire-jlibtorrent/README.txt
  RUN echo "cd /frostwire-jlibtorrent/swig && ./build-android-arm64.sh" > /build.sh
  