Add notification protections flag

Add flag for enabling notification protections during screenshare

Test: make
Bug: 316953907
Flag: ACONFIG com.android.systemui.screenshare_notification_hiding DISABLED
Change-Id: I9a1dfab7d3ae5b69742ad1cc842ec3bb9857f3ab
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index b4c3850..782b850 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -268,3 +268,11 @@
     description: "Adds haptic feedback to the volume slider."
     bug: "316953430"
 }
+
+flag {
+    name: "screenshare_notification_hiding"
+    namespace: "systemui"
+    description: "Enable hiding of notifications during screenshare"
+    bug: "312784809"
+}
+