[Bugfix][T106BUG-129]fix add apn can over QSER_APN_MAX_LIST

Only Configure: No
Affected branch: master
Affected module: data
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: Ia27ff846c66dd9fa473be9697a967444ba029068
1 file changed