Modify the MetricsCategory as VPN_APP_MANAGEMENT

Bug: 260055313
Test: build pass
Change-Id: I7bb7d7519260abfa398b328829b559747d6f846b
diff --git a/src/com/android/settings/vpn2/AppManagementFragment.java b/src/com/android/settings/vpn2/AppManagementFragment.java
index 0667f42..7d17541 100644
--- a/src/com/android/settings/vpn2/AppManagementFragment.java
+++ b/src/com/android/settings/vpn2/AppManagementFragment.java
@@ -175,7 +175,7 @@
 
     @Override
     public int getMetricsCategory() {
-        return SettingsEnums.VPN;
+        return SettingsEnums.VPN_APP_MANAGEMENT;
     }
 
     private boolean onForgetVpnClick() {