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/go/go-1.12.inc b/poky/meta/recipes-devtools/go/go-1.12.inc
new file mode 100644
index 0000000..0cf0a63
--- /dev/null
+++ b/poky/meta/recipes-devtools/go/go-1.12.inc
@@ -0,0 +1,23 @@
+require go-common.inc
+
+GO_BASEVERSION = "1.12"
+GO_MINOR = ".1"
+PV .= "${GO_MINOR}"
+FILESEXTRAPATHS_prepend := "${FILE_DIRNAME}/go-${GO_BASEVERSION}:"
+
+LIC_FILES_CHKSUM = "file://LICENSE;md5=5d4950ecb7b26d2c5e4e7b4e0dd74707"
+
+SRC_URI += "\
+    file://0001-allow-CC-and-CXX-to-have-multiple-words.patch \
+    file://0002-cmd-go-make-content-based-hash-generation-less-pedan.patch \
+    file://0003-allow-GOTOOLDIR-to-be-overridden-in-the-environment.patch \
+    file://0004-ld-add-soname-to-shareable-objects.patch \
+    file://0005-make.bash-override-CC-when-building-dist-and-go_boot.patch \
+    file://0006-cmd-dist-separate-host-and-target-builds.patch \
+    file://0007-cmd-go-make-GOROOT-precious-by-default.patch \
+    file://0008-use-GOBUILDMODE-to-set-buildmode.patch \
+"
+SRC_URI_append_libc-musl = " file://0009-ld-replace-glibc-dynamic-linker-with-musl.patch"
+
+SRC_URI[main.md5sum] = "09fe592343465560b4b8431d870b3df3"
+SRC_URI[main.sha256sum] = "0be127684df4b842a64e58093154f9d15422f1405f1fcff4b2c36ffc6a15818a"