Update APN settings used in Japan.

Removed unused settings and added APN settings with high market share.
MVNO with high market share in Japan(Japanese article): https://mmdlabo.jp/investigation/detail_2278.html

44010 (NTT docomo)
ドコモ(mopera): https://start.mopera.net/contents/noauth/access/accessPc.html
ドコモ(spモード): https://www.docomo.ne.jp/support/for_simfree/apn.html
AEON MOBILE: https://aeonmobile.jp/apn/
AsahiNet LTE: https://asahi-net.jp/support/guide/lte/
BIGLOBE: https://support.biglobe.ne.jp/settei/setuzoku/lte/
b-mobile(ドコモ):https://www.bmobile.ne.jp/devices/apn_setting_docomo.html
DTI: https://dream.jp/mb/sim/support/manual/mnl_apn_info.html
FREETEL: https://mobile.faq.rakuten.net/s/detail/000004942
HISモバイル: https://his-mobile.com/support/setting
IIJMIO: https://www.iijmio.jp/hdd/guide/apn.html#apn_and
LINEモバイル: https://mobile.line.me/support/apn/android/
nifty: https://nifmo.nifty.com/start_guide/step4_2.htm
nuromobile: https://support.sonynetwork.co.jp/faqsupport/nuromobile/web/knowledge2727.html
mineo: https://support.mineo.jp/setup/guide/android_network.html
OCN: https://support.ocn.ne.jp/personal/purpose/detail/pid2900000g9p/
日本通信SIM: https://www.nihontsushin.com/support/support_apn_setting-android.html

44011 (Rakuten mobile)
楽天(rakuten.jp): https://network.mobile.rakuten.co.jp/faq/detail/00001495/

44020 (SoftBank)
Softbank(jpspir): jpspir is an APN provided by SoftBank, but it is not in the official information and is a hidden APN. SoftBank also uses a number of hidden APNs.
SoftBank(4G/5G): https://www.softbank.jp/mobile/support/usim/portout_procedure/#mobile-support-anchor04
Softbank(sbm4glte): sbm4glte is an APN provided by SoftBank, but it is not in the official information and is a hidden APN.
b-mobile(ソフトバンク): https://www.bmobile.ne.jp/devices/apn_setting_sb.html
LINEモバイル: https://mobile.line.me/support/apn/android/
LINEMO: https://www.linemo.jp/process/apn/android/
mineo: https://support.mineo.jp/setup/guide/android_network.html
nuromobile:https://support.sonynetwork.co.jp/faqsupport/nuromobile/web/knowledge2727.html
Y!mobile: https://www.ymobile.jp/yservice/howto/simfree_android/apn/

44050 (au KDDI)
Service ended and moved to 44051.

44051 (au KDDI)
au: https://www.au.com/support/service/mobile/procedure/sim/auic/
au(LTE NET for DATA): https://www.au.com/mobile/charge/internet-connection/ltenet-for-data/
au(5G NET for DATA): https://www.au.com/mobile/charge/internet-connection/5gnet-for-data/
AEON MOBILE: https://aeonmobile.jp/apn/
BIGLOBE: https://support.biglobe.ne.jp/settei/setuzoku/lte/
IIJMIO: https://www.iijmio.jp/hdd/guide/apn.html#apn_and
J:COM MOBILE: https://cs.myjcom.jp/knowledgeDetail?an=000689112
LINEモバイル: https://mobile.line.me/support/apn/android/
mineo: https://support.mineo.jp/setup/guide/android_network.html
nuromobile: https://support.sonynetwork.co.jp/faqsupport/nuromobile/web/knowledge2727.html
povo2.0: https://povo.jp/support/guide/sim/
UQ mobile: https://www.uqwimax.jp/mobile/support/guide/apn/

Change-Id: Ibf3d47b6a6b3e8d11bde487383296610858cb7c1