libqmi: bump to 1.6.0

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libqmi/libqmi.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBQMI_VERSION = 1.4.0
+LIBQMI_VERSION = 1.6.0
 LIBQMI_SITE    = http://www.freedesktop.org/software/libqmi/
 LIBQMI_SOURCE  = libqmi-$(LIBQMI_VERSION).tar.xz
 LIBQMI_LICENSE = LGPLv2+ (library), GPLv2+ (programs)