Add a flag for the redesigned Gesture Nav Tutorial

We plan to improve the gesture navigation education tutorial as
discussed and shown in go/gesture-nav-education.

Test: N/A
Bug: 241813570
Change-Id: I2ad8d12cf14c1b3f0eec3208ad12a24ac54b9dbc
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index d98a7f3..9466576 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -327,6 +327,10 @@
             "LARGE_SCREEN_WIDGET_PICKER", false, "Enable new widget picker that takes "
                     + "advantage of large screen format");
 
+    public static final BooleanFlag ENABLE_NEW_GESTURE_NAV_TUTORIAL = getDebugFlag(
+            "ENABLE_NEW_GESTURE_NAV_TUTORIAL", false,
+            "Enable the redesigned gesture navigation tutorial");
+
     public static final BooleanFlag ENABLE_TOAST_IMPRESSION_LOGGING = getDebugFlag(
             "ENABLE_TOAST_IMPRESSION_LOGGING", false, "Enable toast impression logging");