[packages] libfreecwmp: upgrade to latest git version

git-svn-id: svn://svn.openwrt.org/openwrt@35667 3c298f89-4303-0410-b956-a3cf2f4a3e73
[packages] freecwmp: upgrade to latest git version

git-svn-id: svn://svn.openwrt.org/openwrt@35668 3c298f89-4303-0410-b956-a3cf2f4a3e73