Update a patch for OpportunisticNetworkService

if mONSConfigInputHashMap.get(SYSTEM_APP_CONFIG_NAME) is null, getAvailableNetworkInfos() will crash

Test: make, build pass.

Bug: 123717638
Merged-In: Ie5af46c7d358146884992ddc1b01b917642fec80
Change-Id: Ie5af46c7d358146884992ddc1b01b917642fec80
2 files changed