Using LayoutPreference here makes list look like abrupt, we would like
to switch to normal Preference to align listitem style.
Bug: 265062898
Test: atest ImportanceResetPreferenceControllerTest -c
Change-Id: I93961de148915699d2cba46bdba71e667e8ea10a
Add a button in development option to unlock user previously changed
notification importance and allow NAS to change the importance
Test: make RunSettingsRoboTests
Change-Id: I55b5349d6a17a383888c59b9126832c2fb8c58a0