[source] ubus: update to the latest version

[LEDE Commits]

nbd pushed a commit to source.git, branch lede-17.01:
https://git.lede-project.org/fdc22b616cdedea6d68e36ae464551607c51d2a7

commit fdc22b616cdedea6d68e36ae464551607c51d2a7
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Sat Feb 4 10:42:06 2017 +0100

    ubus: update to the latest version
    
    Adds the following fixes:
    
    91acde6 libubus: do not modify uloop_cancelled
    763b9b2 libubus: reset ctx->sock.eof to fix reconnect issues
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/system/ubus/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/package/system/ubus/Makefile b/package/system/ubus/Makefile
index 972fd5e..cfef142 100644
--- a/package/system/ubus/Makefile
+++ b/package/system/ubus/Makefile
@@ -5,9 +5,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/ubus.git
-PKG_SOURCE_DATE:=2017-01-22
-PKG_SOURCE_VERSION:=6f4e11e1db399074273944329883f9c35e7daef6
-PKG_MIRROR_HASH:=4b80cf4ff8fa0e103d6626014404c031a9e886b8fbc422fb65a9c36b3b787585
+PKG_SOURCE_DATE:=2017-02-03
+PKG_SOURCE_VERSION:=91acde66b963e238aba35fb4f2030a147df84cd4
+PKG_MIRROR_HASH:=47077163f74469e8baf6aa4dc10edc32a75f6609a1cef1d1201f091b7aec42cf
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=LGPL-2.1