Aconfig flag for taskbar customization.

Test: Presubmit
Bug: 347281365
Flag: com.android.launcher3.enable_taskbar_customization

Change-Id: I5a3959a8ca956329faa2df5d6bda297934e1ba62
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index fecc43d..fe4be4a 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -79,6 +79,13 @@
 }
 
 flag {
+    name: "enable_taskbar_customization"
+    namespace: "launcher"
+    description: "Enables taskbar customization framework."
+    bug: "347281365"
+}
+
+flag {
     name: "enable_unfolded_two_pane_picker"
     namespace: "launcher"
     description: "Enables two pane widget picker for unfolded foldables"