Update i2ctool build shell script

guowenxue

2020-08-21 c8030debe80cfa22c50e2715070db15a68b3f93d

 3rdparty/openssh/build.sh

@@ -121,6 +121,13 @@
fi


if [ ! -f ${PREFIX_PATH}/lib/libz.so ] ; then
    cd ../zlib
    ./build.sh
    cd -
fi


export_cross
compile_openssh