Telephony:Prevent duplicate auto mode request on EF_CSP read

Prevent duplicate auto network selection mode request
if triggered internally by Android due to
PLMN disabled in EF_CSP SIM record.
Allow mode change request if triggered by user.
CRs-Fixed: 301052

Change-Id: I9f6828e59abada64fab66d6ff747bf83a3ec4d6c
(cherry picked from commit d13254b8d1b238f5e2f417da8839d5120952898d)
(cherry picked from commit db52d32cc814ee8081de8838bf57936bbcf03a44)
(cherry picked from commit eee13b4a953a8b2587f7181160a6db8ad36ffad4)