reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-extended/cups/cups.inc b/poky/meta/recipes-extended/cups/cups.inc
index ac4d225..c142a4d 100644
--- a/poky/meta/recipes-extended/cups/cups.inc
+++ b/poky/meta/recipes-extended/cups/cups.inc
@@ -2,13 +2,14 @@
 HOMEPAGE = "https://www.cups.org/"
 SECTION = "console/utils"
 LICENSE = "GPLv2 & LGPLv2"
-DEPENDS = "gnutls libpng jpeg dbus dbus-glib zlib libusb"
+DEPENDS = "gnutls libpng jpeg dbus dbus-glib zlib libusb1"
 
 SRC_URI = "https://github.com/apple/cups/releases/download/v${PV}/${BP}-source.tar.gz \
            file://use_echo_only_in_init.patch \
            file://0001-don-t-try-to-run-generated-binaries.patch \
            file://cups_serverbin.patch \
-	  "
+           file://cups-avoid-install-file-conflicts.patch \
+           "
 
 UPSTREAM_CHECK_URI = "https://github.com/apple/cups/releases"
 UPSTREAM_CHECK_REGEX = "cups-(?P<pver>\d+\.\d+(\.\d+)?)-source.tar"