iwd: use internal ell

iwd and ell need to be updated in sync. This is regularly neglected.
Also the fact that they reside in different layers compicates the update process.

Beside iwd, there are not a lot of consumers for ell.

Building with internal ell makes iwd updates easier

Signed-off-by: Markus Volk <f_l_k@t-online.de>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-connectivity/iwd/iwd_2.20.bb

@@ -3,7 +3,7 @@ HOMEPAGE = "https://iwd.wiki.kernel.org/"
 LICENSE = "LGPL-2.1-only"
 LIC_FILES_CHKSUM = "file://COPYING;md5=fb504b67c50331fc78734fed90fb0e09"
 
-DEPENDS = "ell"
+DEPENDS = "dbus"
 
 SRC_URI = "https://www.kernel.org/pub/linux/network/wireless/${BP}.tar.xz \
            file://0001-build-Use-abs_top_srcdir-instead-of-abs_srcdir-for-e.patch \
@@ -24,8 +24,6 @@ PACKAGECONFIG[wired] = "--enable-wired,--disable-wired"
 PACKAGECONFIG[ofono] = "--enable-ofono,--disable-ofono"
 PACKAGECONFIG[systemd] = "--with-systemd-unitdir=${systemd_system_unitdir},--disable-systemd-service,systemd"
 
-EXTRA_OECONF = "--enable-external-ell"
-
 SYSTEMD_SERVICE:${PN} = " \
     iwd.service \
     ${@bb.utils.contains('PACKAGECONFIG', 'wired', 'ead.service', '', d)} \