luci-lib-iptparser: fix packaging

The previous commit omitted a subdirectory.

Fixes: 94323a61e ("luci-base: move luci.sys.iptparser into separate package")
Signed-off-by: Jo-Philipp Wich <redacted>

diff --git a/libs/luci-lib-iptparser/sys/iptparser.lua b/libs/luci-lib-iptparser/luasrc/sys/iptparser.lua
similarity index 100%
rename from libs/luci-lib-iptparser/sys/iptparser.lua
rename to libs/luci-lib-iptparser/luasrc/sys/iptparser.lua

diff --git a/libs/luci-lib-iptparser/sys/iptparser.luadoc b/libs/luci-lib-iptparser/luasrc/sys/iptparser.luadoc
similarity index 100%
rename from libs/luci-lib-iptparser/sys/iptparser.luadoc
rename to libs/luci-lib-iptparser/luasrc/sys/iptparser.luadoc