webkitgtk, pinentry: require gobject-introspection-data in DISTRO_FEATURES when libsecret PACKAGECONFIG is enabled
* gobject-introspection is mandatory since libsecret upgrade to 0.20.3
* enable libsecret in webkitgtk only when gobject-introspection-data
is in DISTRO_FEATURES
* drop comment about libsecret being in meta-gnome from pinentry
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>