package/dnsmasq: drop wchar dependency on IDN option
wchar dependency on IDN option has been added with commit
126a2e75f5948b30f842862906fca8ed99ffff26 because of libintl
However libintl dependency has been dropped with commit
bbcbed1829057121f9f9459f62f913626206e823 so remove unneeded wchar
dependency
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>