libdmx: remove obsolete library

The Xdmx server was removed from the xorg-server sources in xorg-server
21 (released Oct. 2021), so this is only useful for communicating with
Xdmx from the 1.20 and older releases.

Also remove the DEPENDS on libdmx in xdpyinfo for the same reason.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/conf/distro/include/maintainers.inc

@@ -321,7 +321,6 @@ RECIPE_MAINTAINER:pn-libconvert-asn1-perl = "Tim Orling <tim.orling@konsulko.com
 RECIPE_MAINTAINER:pn-libcroco = "Anuj Mittal <anuj.mittal@intel.com>"
 RECIPE_MAINTAINER:pn-libdaemon = "Alexander Kanavin <alex.kanavin@gmail.com>"
 RECIPE_MAINTAINER:pn-libdazzle = "Alexander Kanavin <alex.kanavin@gmail.com>"
-RECIPE_MAINTAINER:pn-libdmx = "Unassigned <unassigned@yoctoproject.org>"
 RECIPE_MAINTAINER:pn-libdnf = "Alexander Kanavin <alex.kanavin@gmail.com>"
 RECIPE_MAINTAINER:pn-libdrm = "Otavio Salvador <otavio.salvador@ossystems.com.br>"
 RECIPE_MAINTAINER:pn-libedit = "Khem Raj <raj.khem@gmail.com>"

meta/recipes-graphics/xorg-app/xdpyinfo_1.3.4.bb

@@ -9,7 +9,7 @@ clients and the server, and the different types of screens and visuals \
 that are available."
 
 LIC_FILES_CHKSUM = "file://COPYING;md5=f3d09e6b9e203a1af489e16c708f4fb3"
-DEPENDS += "libxtst libxext libxxf86vm libxi libxrender libxinerama libdmx libxau libxcomposite"
+DEPENDS += "libxtst libxext libxxf86vm libxi libxrender libxinerama libxau libxcomposite"
 PE = "1"
 
 SRC_URI += "file://disable-xkb.patch"