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/meta-openembedded/meta-python/recipes-devtools/python/python-pbr_4.2.0.bb b/meta-openembedded/meta-python/recipes-devtools/python/python-pbr_4.2.0.bb
index a4b56cd..3248772 100644
--- a/meta-openembedded/meta-python/recipes-devtools/python/python-pbr_4.2.0.bb
+++ b/meta-openembedded/meta-python/recipes-devtools/python/python-pbr_4.2.0.bb
@@ -1,3 +1,7 @@
 inherit setuptools
 # The inc file is in oe-core
 require recipes-devtools/python/python-pbr.inc
+
+SRC_URI[md5sum] = "6619780896ca81c7cd19c6e2f439b6c9"
+SRC_URI[sha256sum] = "1b8be50d938c9bb75d0eaf7eda111eec1bf6dc88a62a6412e33bf077457e0f45"
+