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-yocto-bsp/conf/layer.conf b/poky/meta-yocto-bsp/conf/layer.conf
index 53e8722..3c8f775 100644
--- a/poky/meta-yocto-bsp/conf/layer.conf
+++ b/poky/meta-yocto-bsp/conf/layer.conf
@@ -9,4 +9,4 @@
 BBFILE_PATTERN_yoctobsp = "^${LAYERDIR}/"
 BBFILE_PRIORITY_yoctobsp = "5"
 LAYERVERSION_yoctobsp = "4"
-LAYERSERIES_COMPAT_yoctobsp = "thud"
+LAYERSERIES_COMPAT_yoctobsp = "warrior"