Add a bugfix aconfig flag to improve assistant dismiss accuracy for contextual tips.

Bug: 334759504
Test: NONE this just adds the flag. No change in behavior yet.
Flag: ACONFIG com.android.systemui.contextual_tips_assistant_dismiss_fix DEVELOPMENT
Change-Id: I1007a3482dc00209a51201148f6bb99296ea6fda
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index fd90bd9..6f369a4 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -581,6 +581,16 @@
 }
 
 flag {
+   name: "contextual_tips_assistant_dismiss_fix"
+   namespace: "systemui"
+   description: "Improve assistant dismiss signal accuracy for contextual tips."
+   bug: "334759504"
+   metadata {
+        purpose: PURPOSE_BUGFIX
+   }
+}
+
+flag {
    name: "shaderlib_loading_effect_refactor"
    namespace: "systemui"
    description: "Extend shader library to provide the common loading effects."