reset upstream subtrees to HEAD

Reset the following subtrees on HEAD:
  poky: 8217b477a1(master)
  meta-xilinx: 64aa3d35ae(master)
  meta-openembedded: 0435c9e193(master)
  meta-raspberrypi: 490a4441ac(master)
  meta-security: cb6d1c85ee(master)

Squashed patches:
  meta-phosphor: drop systemd 239 patches
  meta-phosphor: mrw-api: use correct install path

Change-Id: I268e2646d9174ad305630c6bbd3fbc1a6105f43d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-devtools/elfutils/files/0006-Fix-build-on-aarch64-musl.patch b/poky/meta/recipes-devtools/elfutils/files/0006-Fix-build-on-aarch64-musl.patch
index 40b8544..6f7956c 100644
--- a/poky/meta/recipes-devtools/elfutils/files/0006-Fix-build-on-aarch64-musl.patch
+++ b/poky/meta/recipes-devtools/elfutils/files/0006-Fix-build-on-aarch64-musl.patch
@@ -1,7 +1,7 @@
-From b4ec05953f78af26bcd7de45a5bbc5f138d023da Mon Sep 17 00:00:00 2001
+From 578f370c7e7a9f056aefa062b34590b0aa13bce5 Mon Sep 17 00:00:00 2001
 From: Hongxu Jia <hongxu.jia@windriver.com>
 Date: Tue, 15 Aug 2017 17:27:30 +0800
-Subject: [PATCH 6/7] Fix build on aarch64/musl
+Subject: [PATCH] Fix build on aarch64/musl
 
 Errors
 
@@ -16,6 +16,7 @@
 
 Rebase to 0.170
 Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
+
 ---
  backends/aarch64_initreg.c | 4 ++--
  backends/arm_initreg.c     | 2 +-
@@ -56,6 +57,3 @@
  # include <sys/user.h>
  # include <sys/ptrace.h>
  /* Deal with old glibc defining user_pt_regs instead of user_regs_struct.  */
--- 
-2.7.4
-