Expose the regional preferences page

1. Link ACTION_TEMPERATURE_UNIT_SETTINGS to TemperatureUnitFragment
2. Link ACTION_FIRST_DAY_OF_WEEK_SETTINGS to FirstDayOfWeekItemFragment

Bug: 381038747
Flag: android.provider.system_regional_preferences_api_enabled
Test: use test app to try intent ACTION
Change-Id: I7f8942a506a8252ebd10ee70237b51cd1923718a
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 09ee97f..cb4358f 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -98,6 +98,8 @@
     public static class LanguageSettingsActivity extends SettingsActivity { /* empty */ }
     /** Activity for the regional preferences settings. */
     public static class RegionalPreferencesActivity extends SettingsActivity { /* empty */ }
+    public static class TemperatureUnitSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class FirstDayOfWeekSettingsActivity extends SettingsActivity { /* empty */ }
     public static class KeyboardSettingsActivity extends SettingsActivity { /* empty */ }
     /** Activity for the navigation mode settings. */
     public static class NavigationModeSettingsActivity extends SettingsActivity { /* empty */ }