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/python/python-six.inc b/poky/meta/recipes-devtools/python/python-six.inc
index c774984..c706dca 100644
--- a/poky/meta/recipes-devtools/python/python-six.inc
+++ b/poky/meta/recipes-devtools/python/python-six.inc
@@ -2,10 +2,10 @@
 HOMEPAGE = "https://pypi.python.org/pypi/six/"
 SECTION = "devel/python"
 LICENSE = "MIT"
-LIC_FILES_CHKSUM = "file://LICENSE;md5=35cec5bf04dd0820d0a18533ea7c774a"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=83e0f622bd5ac7d575dbd83d094d69b5"
 
-SRC_URI[md5sum] = "d12789f9baf7e9fb2524c0c64f1773f8"
-SRC_URI[sha256sum] = "70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
+SRC_URI[md5sum] = "9ae5d1feed8c0215f4ae4adcd9207fcb"
+SRC_URI[sha256sum] = "d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
 
 inherit pypi