[xkeyboard-config] Packaging from git subtree to git submodule.

Formatted patches from subtree. Dropped Nokia related patces.

Signed-off-by: Matti Kosola <matti.kosola@jolla.com>

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "upstream"]
 	path = upstream
-	url = git://anongit.freedesktop.org/xkeyboard-config
+	url = https://git.sailfishos.org/mirror/xkeyboard-config.git

rpm/0001-build-without-docs-so-we-don-t-require-xorg-macros.patch

@@ -0,0 +1,55 @@
+From c31a1d577b87236a7cd10bbd38d63de143638576 Mon Sep 17 00:00:00 2001
+From: Matti Kosola <matti.kosola@jolla.com>
+Date: Mon, 2 Mar 2020 14:25:20 +0000
+Subject: [PATCH 1/6] build without docs so we don't require xorg macros
+
+Signed-off-by: Matti Kosola <matti.kosola@jolla.com>
+---
+ Makefile.am  |  2 +-
+ configure.ac | 11 -----------
+ 2 files changed, 1 insertion(+), 12 deletions(-)
+
+diff --git a/Makefile.am b/Makefile.am
+index e0b3168..2c789d6 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -1,6 +1,6 @@
+ AUTOMAKE_OPTIONS = foreign
+
+-SUBDIRS = compat geometry keycodes po rules symbols types docs man
++SUBDIRS = compat geometry keycodes po rules symbols types
+
+ pkgconfigdir = $(datadir)/pkgconfig
+ pkgconfig_DATA = xkeyboard-config.pc
+diff --git a/configure.ac b/configure.ac
+index 51f070c..cdbb40a 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -3,15 +3,6 @@ AC_CONFIG_SRCDIR(rules/base.xml.in)
+ AM_INIT_AUTOMAKE([foreign dist-bzip2])
+ AM_MAINTAINER_MODE
+
+-# Require X.Org macros 1.12 or later for XORG_WITH_XSLTPROC
+-m4_ifndef([XORG_MACROS_VERSION],
+-          [m4_fatal([must install xorg-macros 1.12 or later before
+-          running autoconf/autogen])])
+-XORG_MACROS_VERSION(1.12)
+-XORG_MANPAGE_SECTIONS
+-XORG_WITH_XSLTPROC
+-AC_PROG_SED
+-
+ AC_SUBST(VERSION)
+
+ AC_ARG_WITH( xkb_base,
+@@ -103,8 +94,6 @@ symbols/sun_vndr/Makefile
+ symbols/xfree68_vndr/Makefile
+ types/Makefile
+ xkeyboard-config.pc
+-docs/Makefile
+-man/Makefile
+ ])
+
+ echo '***********************************************************'
+-- 
+1.8.3-rc3
+