xtrans: Fix multilib .pc file conflict

Error: Transaction check error:
  file /usr/share/pkgconfig/xtrans.pc from install of lib32-xtrans-dev-1:1.3.5-r0.core2_32 conflicts with file from package xtrans-dev-1:1.3.5-r0.core2_64

[YOCTO #12511]

(From OE-Core rev: e20da6dec99c4d2e6b803b07f8f79af0c54d1396)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-graphics/xorg-lib/xtrans/multilibfix.patch

@@ -0,0 +1,18 @@
+The xtrans.pc file is installed into a non-arch directory yet contains libdir
+which can vary depending on which multilib is configured. The .pc file does
+not require libdir so remove this to fix multilib builds.
+
+Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
+Upstream-Status: Pending
+
+Index: xtrans-1.3.5/xtrans.pc.in
+===================================================================
+--- xtrans-1.3.5.orig/xtrans.pc.in
++++ xtrans-1.3.5/xtrans.pc.in
+@@ -1,6 +1,5 @@
+ prefix=@prefix@
+ exec_prefix=@exec_prefix@
+-libdir=@libdir@
+ includedir=@includedir@
+ 
+ Name: XTrans

meta/recipes-graphics/xorg-lib/xtrans_1.3.5.bb

@@ -12,6 +12,8 @@ require xorg-lib-common.inc
 LICENSE = "MIT & MIT-style"
 LIC_FILES_CHKSUM = "file://COPYING;md5=49347921d4d5268021a999f250edc9ca"
 
+SRC_URI += "file://multilibfix.patch"
+
 PE = "1"
 
 RDEPENDS_${PN}-dev = ""