lineage: apns: Update T-Mobile US to reflect latest carrier changes

* This fixes VoLTE on the Pixel 4 series, Moto Z2 Force, and
  numerous others - this seems globally required at this point.

* Reference:
  https://www.t-mobile.com/support/devices/android/google-pixel-4/network-apn-and-volte-google-pixel-4

Change-Id: Icd89fbe07f084eb57e74e7ac380c6cffea29c953

prebuilt/common/etc/apns-conf.xml

@@ -1334,7 +1334,7 @@
   <apn carrier="WCW Internet" mcc="310" mnc="180" apn="internet.wcc.net" user="3257630000" password="mmsc" type="default,supl" authtype="0" />
   <apn carrier="WCW-MMS" mcc="310" mnc="180" apn="mms.wcc.net" proxy="209.55.70.246" port="80" mmsc="http://mms.wcc.net" mmsproxy="209.55.70.246" mmsport="80" user="13257630000" password="mmsc" type="mms" authtype="3" />
   <apn carrier="WCW-MMS only" mcc="310" mnc="180" apn="mms.wcc.net" proxy="209.55.70.244" port="80" mmsc="http://mms.wcc.net" mmsproxy="209.55.70.246" mmsport="80" user="3257630000" password="mmsc" type="default,mms" authtype="3" />
-  <apn carrier="T-Mobile US LTE" mcc="310" mnc="260" apn="fast.t-mobile.com" mmsc="http://mms.msg.eng.t-mobile.com/mms/wapenc" type="default,supl,mms,ia" protocol="IPV6" roaming_protocol="IPV4V6" mtu="1440" />
+  <apn carrier="T-Mobile US LTE" mcc="310" mnc="260" apn="fast.t-mobile.com" mmsc="http://mms.msg.eng.t-mobile.com/mms/wapenc" type="default,supl,mms" protocol="IPV6" roaming_protocol="IPV4V6" mtu="1440" />
   <apn carrier="Project Fi - T" mcc="310" mnc="260" apn="h2g2" type="ia" protocol="IPV4V6" roaming_protocol="IPV4V6" mvno_match_data="31026097" mvno_type="IMSI" />
   <apn carrier="Project Fi - T" mcc="310" mnc="260" apn="h2g2" user="none" server="*" password="none" mmsc="http://mmsc1.g-mms.com/mms/wapenc" protocol="IPV6" roaming_protocol="IP" mvno_match_data="31026097" mvno_type="IMSI" />
   <apn carrier="T-Mobile IMS" mcc="310" mnc="260" apn="ims" type="ims" modem_cognitive="true" protocol="IPV6" />