Do AIDL initialization after daemonizing the process

Supplicant start from command line is failing when -B option used to
daemonize the supplicant process due to process forked for daemonizing
is not able access the AIDL file decriptor.

To avoid this do AIDL initialization after daemonizing the process.

Bug: 270241817
Test: Manual test. See comments in pa/2427759
Change-Id: I7d8c5c7863f9bf5ac95d3bf141a31c01d71609af
2 files changed