ubox: update to latest git HEAD

128bc35 logread: fix reconnect logd logic
66347ec logread: move the code setting up the request blob out of the main loop
975a258 logread: move output connection setup code out of main loop
b81bea7 logread: cleanup pid file handling
d73e7d2 ubox: Replace strerror(errno) with %m format.

Signed-off-by: John Crispin <john@phrozen.org>