(APDS) Don't enter ECBM when ECC ends in GSM/UMTS networks

This is a CL not to enter ECBM when the ECC is completed in GSM or UTRAN
network according to the carrier's requirement.

Test: manual test - ECC in LTE and GSM network
Test: manual test - SRVCC(b/394203051)
Test: atest EmergencyStateTrackerTest
Bug: 389010789
Bug: 393978542
Flag: com.android.internal.telephony.flags.disable_ecbm_based_on_rat
Change-Id: I2e764b05372af765f835c217c4291f8e3a64992e