build-appliance-image: Update to master head revision

(From OE-Core rev: 0e651676817a0513abf50741d0ba28b35edbae09)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/images/build-appliance-image_15.0.0.bb

@@ -22,7 +22,7 @@ IMAGE_FSTYPES = "vmdk"
 
 inherit core-image module-base
 
-SRCREV ?= "4b94b498e21aeba945fe7e72a6b7c4bb0314fb83"
+SRCREV ?= "ee6ee913aae5ac55ccb9125e03d07d3a767e4157"
 SRC_URI = "git://git.yoctoproject.org/poky;branch=master \
            file://Yocto_Build_Appliance.vmx \
            file://Yocto_Build_Appliance.vmxf \