Migrate the Legal Info page to Catalyst

Test: atest LegalPreferenceTest
Test: atest LegalSettingsScreenTest
Test: atest WallpaperAttributionsPreferenceTest
Bug: 360061554
Flag: com.android.settings.flags.catalyst_legal_information
Change-Id: Ic15384e853584b72a847e1a10713a0c3c29273a7
20 files changed