On Fedora 40 system, some compile error happens when
building iconv-ostream.c. Linking to libiconv-full
fixes this.
Signed-off-by: Yanase Yuki <dev@zpc.st>
(cherry picked from commit 63dd14b906e9eb27bc878b95ac6777a3624b1135)
Link: https://github.com/openwrt/openwrt/pull/15627
Signed-off-by: Robert Marko <robimarko@gmail.com>