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-connectivity/iproute2/iproute2.inc b/poky/meta/recipes-connectivity/iproute2/iproute2.inc
index b283589..1aa1eec 100644
--- a/poky/meta/recipes-connectivity/iproute2/iproute2.inc
+++ b/poky/meta/recipes-connectivity/iproute2/iproute2.inc
@@ -52,3 +52,7 @@
 ALTERNATIVE_TARGET[ip] = "${base_sbindir}/ip.${BPN}"
 ALTERNATIVE_LINK_NAME[ip] = "${base_sbindir}/ip"
 ALTERNATIVE_PRIORITY = "100"
+
+ALTERNATIVE_${PN}-tc = "tc"
+ALTERNATIVE_LINK_NAME[tc] = "${base_sbindir}/tc"
+ALTERNATIVE_PRIORITY_${PN}-tc = "100"