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/classes/package_ipk.bbclass b/poky/meta/classes/package_ipk.bbclass
index 5eb910c..d1b317b 100644
--- a/poky/meta/classes/package_ipk.bbclass
+++ b/poky/meta/classes/package_ipk.bbclass
@@ -8,7 +8,7 @@
 PKGWRITEDIRIPK = "${WORKDIR}/deploy-ipks"
 
 # Program to be used to build opkg packages
-OPKGBUILDCMD ??= "opkg-build -Z xz"
+OPKGBUILDCMD ??= 'opkg-build -Z xz -a "${XZ_DEFAULTS}"'
 
 OPKG_ARGS += "--force_postinstall --prefer-arch-to-version"
 OPKG_ARGS += "${@['', '--no-install-recommends'][d.getVar("NO_RECOMMENDATIONS") == "1"]}"