poky: sumo refresh 64a257fa22..fa962ec72f

Update poky to sumo HEAD.

Anuj Mittal (1):
      linux-yocto: update genericx86* SRCREV for 4.14

Martin Hundebøll (2):
      shadow: improve reproducibility by hard-coding shell path
      busybox: make busybox.links.{suid, nosuid} reproducible

Paul Eggleton (1):
      socat: fix LICENSE

Richard Purdie (10):
      sanity: Add check for WSL
      poky.conf: Update the distros we test against on the autobuilder
      poky.conf: Bump version for 2.5.2 sumo release
      build-appliance-image: Update to sumo head revision
      bitbake: server/process: Fix unclosed socket warnings upon server connection refused
      bitbake: lib/bb/server: Avoid UnboundLocalError traceback
      bitbake: server/process: Fix ConnectionRefusedError tracebacks
      bitbake: runqueue: Ensure disk monitor is started when no setscene tasks are run
      bitbake: process: Flush key output to logs
      bitbake: main: Don't use print() directly, use logger

Change-Id: Ie14695232a8adecd2013d629208da320963532ce
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-core/images/build-appliance-image_15.0.0.bb b/poky/meta/recipes-core/images/build-appliance-image_15.0.0.bb
index 6cb679a..8ab59a9 100644
--- a/poky/meta/recipes-core/images/build-appliance-image_15.0.0.bb
+++ b/poky/meta/recipes-core/images/build-appliance-image_15.0.0.bb
@@ -22,7 +22,7 @@
 
 inherit core-image module-base setuptools3
 
-SRCREV ?= "2464dd404041a7a00b18e42950cbf4719180141d"
+SRCREV ?= "1566ecdb01216ece73864c15c781fdefe9af5e37"
 SRC_URI = "git://git.yoctoproject.org/poky;branch=sumo \
            file://Yocto_Build_Appliance.vmx \
            file://Yocto_Build_Appliance.vmxf \