apns-conf: add T-Mobile US LTE

Change-Id: I2ad59e0338541b323106bcd4ede67b777b915101
Signed-off-by: Jonathan Steadman <xxwhitehawk@gmail.com>
Merge "apns-conf: add T-Mobile US LTE" into jb-mr1

Conflicts:
	prebuilt/common/etc/apns-conf.xml

Change-Id: Iafde8f204680aadbff007a08f4287f70a2ad133f