add overlay configs for last sos message connect and response timeout.

Bug: 331809319
Test: atest DatagramDispatcherTest, DatagramReceiverTest
Test: demo mode test b/331809319#comment20
1. satellite enable
2. send message
3. satellite disable
4. repeat 10 times from 1 to 3

Change-Id: Ib5638e3cbdffd1a8c686e72dc65c16babdbdd847