Ignore CRLF strings in display SSIDs to avoid display errors

- Keep user-entered SSIDs in Wi-Fi Configuration

- Ignore CRLF strings in display SSIDs only

Bug: 224545390
Test: manual test
make RunSettingsRoboTests ROBOTEST_FILTER=AddAppNetworksFragmentTest

Change-Id: Ifc081f9c5c02b2d70412f296688b88e44e893add
2 files changed