Linux 4.4.48

BugLink: http://bugs.launchpad.net/bugs/1663657Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>

Makefile

 VERSION = 4
 PATCHLEVEL = 4
-SUBLEVEL = 47
+SUBLEVEL = 48
 EXTRAVERSION =
 NAME = Blurry Fish Butt