Settings page to manage FSI permission

Apps > Special App Access > Manage Full Screen Intents > App Specific page

Follows new Settings Platform Architecture that the Settings team
is migrating to for UDC.

Bug: 243421660
Test: make SettingsGoogle -j40
adb install -r out/target/product/$TARGET_PRODUCT/system_ext/priv-app/SettingsGoogle/SettingsGoogle.apk

Change-Id: Id2ca18480ddf788bee18b67a3689ef9593059a24