userland: Upgrade to latest and implement triple buffering for wayland

Signed-off-by: Khem Raj <raj.khem@gmail.com>

recipes-graphics/userland/userland_git.bb

@@ -16,7 +16,7 @@ COMPATIBLE_MACHINE = "raspberrypi"
 
 SRCBRANCH = "master"
 SRCFORK = "raspberrypi"
-SRCREV = "bb15afe33b313fe045d52277a78653d288e04f67"
+SRCREV = "338428cf852c658e39987c06b845cb6332394109"
 
 SRC_URI = "\
     git://github.com/${SRCFORK}/userland.git;protocol=git;branch=${SRCBRANCH} \
@@ -32,6 +32,7 @@ SRC_URI = "\
     file://0010-Fix-for-framerate-with-nested-composition.patch \
     file://0011-build-shared-library-for-vchostif.patch \
     file://0012-implement-buffer-wrapping-interface-for-dispmanx.patch \
+    file://0013-Implement-triple-buffering-for-wayland.patch \
 "
 S = "${WORKDIR}/git"