omni: update apns config

add apn="proxy.bell.ca"

Change-Id: I0d20b459a7afa46fabf2affbb6e2b26ff3129950
diff --git a/prebuilt/etc/apns-conf.xml b/prebuilt/etc/apns-conf.xml
index b16a3be..dffe23c 100644
--- a/prebuilt/etc/apns-conf.xml
+++ b/prebuilt/etc/apns-conf.xml
@@ -8250,7 +8250,15 @@
       mmsc="http://mms.bell.ca/mms/wapenc"
       type="default,mms,supl"
   />
-
+  <apn carrier="PC Mobile"
+       mcc="302"
+       mnc="610"
+       apn="proxy.bell.ca"
+       mmsproxy="web.wireless.bell.ca"
+       mmsport="80"
+       mmsc="http://mms.bell.ca/mms/wapenc"
+       type="default,mms,supl"
+  />
 <apn carrier="CA - Bell Web"
   apn="pda2.bell.ca"
   mcc="302"