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-yocto-bsp/conf/machine/edgerouter.conf b/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
index b7a94e9..88592db 100644
--- a/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
+++ b/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
@@ -1,6 +1,6 @@
 #@TYPE: Machine
 #@NAME: Edgerouter
-#@DESCRIPTION: Edgerouter
+#@DESCRIPTION: Machine configuration for a generic edgerouter
 
 require conf/machine/include/tune-mips64.inc
 
@@ -11,7 +11,7 @@
 KERNEL_IMAGE_STRIP_EXTRA_SECTIONS  = ".comment"
 
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
-PREFERRED_VERSION_linux-yocto ?= "4.18%"
+PREFERRED_VERSION_linux-yocto ?= "5.0%"
 
 SERIAL_CONSOLES = "115200;ttyS0"
 USE_VT ?= "0"