[packages] php5: upgrade to 5.4.17

Signed-off-by: Peter Wagner <tripolar@gmx.at>
Signed-off-by: Michael Heimpold <mhei@heimpold.de>



git-svn-id: svn://svn.openwrt.org/openwrt/packages@37319 3c298f89-4303-0410-b956-a3cf2f4a3e73