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/conf/machine/include/tune-ppce500v2.inc b/poky/meta/conf/machine/include/tune-ppce500v2.inc
index 3a006e2..d318bba 100644
--- a/poky/meta/conf/machine/include/tune-ppce500v2.inc
+++ b/poky/meta/conf/machine/include/tune-ppce500v2.inc
@@ -15,6 +15,6 @@
 ABIEXTENSION .= "${SPEABIEXTENSION}"
 
 AVAILTUNES += "ppce500v2"
-TUNE_FEATURES_tune-ppce500v2 = "m32 spe ppce500v2"
+TUNE_FEATURES_tune-ppce500v2 = "m32 ppce500v2"
 TUNE_PKGARCH_tune-ppce500v2 = "ppce500v2"
 PACKAGE_EXTRA_ARCHS_tune-ppce500v2 = "ppce500v2"