rauc: update to newer git version for file reuse support

The new version searches mounted slots for matching files referenced by
the new manifest. This avoids downloading files we already have on the
system.

Additionally, the new version includes better error handling and more
unit tests.

Signed-off-by: Jan Luebbe <jluebbe@debian.org>

recipes-extra/rauc/rauc.bb

@@ -1,7 +1,7 @@
 DESCRIPTION = "rauc update controller"
 LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://COPYING;md5=4fbd65380cdd255951079008b364516c"
-PR = "r4"
+PR = "r0"
 
 SRC_URI = "git://github.com/jluebbe/rauc.git;protocol=https \
 	file://dev-ca.pem \
@@ -13,7 +13,7 @@ PV = "0+git${SRCPV}"
 
 S = "${WORKDIR}/git"
 
-SRCREV = "d44adb00797d42efdd5f55064b0f3943906b081f"
+SRCREV = "011953fa6c824ca518cf0ea074ddeede3726bdcd"
 
 DEPENDS = "curl openssl glib-2.0"