Add a timer for better handling of ODCPI/DBH

Prevent more than one ODCPI request into
frameworks each 30 seconds.
Request ODCPI every 30 seconds while modem
is actively requesting it
Allow location injections for ODCPI even
outside ODCPI session.
Emergency ODCPI requests override normal ODCPI
requests

Change-Id: Ie2de6a5d42e749fce2e45cd672fc1d667b3f3347
CRs-fixed: 2246658
2 files changed