Adds haptic build-up during LPNH behind feature flag

Flag: Omnient flags + ENABLE_SEARCH_HAPTIC_HINT
Test: Manual
Bug: 303023676
Change-Id: Ic43d1f34a05622328add6727f36406ce75d5a115
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 5b44069..3f3b3ce 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -262,6 +262,10 @@
             getReleaseFlag(282993230, "ENABLE_LONG_PRESS_NAV_HANDLE", TEAMFOOD,
                     "Enables long pressing on the bottom bar nav handle to trigger events.");
 
+    public static final BooleanFlag ENABLE_SEARCH_HAPTIC_HINT =
+            getReleaseFlag(303023676, "ENABLE_SEARCH_HAPTIC_HINT", TEAMFOOD,
+                    "Enables haptic hint when long pressing on the bottom bar nav handle.");
+
     // TODO(Block 17): Clean up flags
     public static final BooleanFlag ENABLE_TASKBAR_PINNING = getDebugFlag(270396583,
             "ENABLE_TASKBAR_PINNING", DISABLED,