Added CMAS/ETWS duplicate expiration support

Now message duplication detection will only look back messages
for 24 hours by default for all countries, except 1 hour in
Japan.

Test: runtest -x packages/apps/CellBroadcastReceiver/tests/unit

bug: 31171149
Change-Id: I15bbefef8596261bb60070bfc4167dccc811674d
diff --git a/assets/carrier_config_44120.xml b/assets/carrier_config_44120.xml
index 08b3e73..a1e728b 100644
--- a/assets/carrier_config_44120.xml
+++ b/assets/carrier_config_44120.xml
@@ -10,5 +10,6 @@
 <boolean name="carrier_force_disable_etws_cmas_test_bool" value="true" />
 <boolean name="carrier_volte_available_bool" value="true" />
 <int name="volte_replacement_rat_int" value="3" />
+<long name="message_expiration_time_long" value="3600000" />
 </carrier_config>
 </carrier_config_list>