[Catalyst] Migrate Adaptive brightness in the DisplayScreen

Migrate the AutoBrightnessPreferenceController to be a Catalyst type preference.

Test: atest AutoBrightnessScreenTest
Bug: 374712065
Flag: com.android.settings.flags.catalyst_screen_brightness_mode
Change-Id: I80d17a4f7fae237825ab84d1f428614affcb9065
diff --git a/aconfig/catalyst/display.aconfig b/aconfig/catalyst/display.aconfig
index 038a9b0..9485e70 100644
--- a/aconfig/catalyst/display.aconfig
+++ b/aconfig/catalyst/display.aconfig
@@ -22,3 +22,9 @@
   bug: "323791114"
 }
 
+flag {
+  name: "catalyst_screen_brightness_mode"
+  namespace: "android_settings"
+  description: "Flag for Adaptive brightness"
+  bug: "323791114"
+}