Remove SPN configurations for Japan

These configurations has been causing problems since Android 5.1:
A docomo SIM card is regarded as no service.
A Y!mobile SIM card is regarded as Softbank.

Change-Id: Iead54ef9eff1d4bf0d472eb588fcda000cb228ad
(cherry picked from commit d60d2fd669aa75b49f7dba6a141008e1d9ea414c)
1 file changed