Add config for excluded app

Update existing code for split tunnel

android/java/res/drawable/ic_baseline_add_24.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#000000"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/>
+</vector>

android/java/res/layout/activity_split_tunnel.xml

@@ -26,6 +26,13 @@
             android:orientation="vertical"
             tools:context=".SplitTunnelActivity">
 
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:theme="@style/BraveVpnToolbar"
+                android:minHeight="?attr/actionBarSize"/>
+
             <TextView
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"

android/java/res/layout/application_item_layout.xml

@@ -34,7 +34,7 @@
         android:id="@+id/action_icon"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        app:tint="@color/action_icon_tint_color"
+        app:tint="@color/shield_toggle_button_tint"
         android:padding="16dp"
         android:contentDescription="@null"/>
 </LinearLayout>

android/java/res/values/brave_colors.xml

@@ -209,6 +209,4 @@
 
     <!--  Brave Wallet DApp  -->
     <color name="brave_wallet_dapp_text_color">#171919</color>
-
-    <color name="action_icon_tint_color">#FFFFFF</color>
 </resources>

android/java/res/xml/brave_vpn_preferences.xml

@@ -43,6 +43,10 @@
         android:key="server_change_location"
         android:title="@string/change_location"/>
 
+    <org.chromium.components.browser_ui.settings.ChromeBasePreference
+        android:key="split_tunneling"
+        android:title="@string/split_tunneling"/>
+
     <org.chromium.components.browser_ui.settings.ChromeBasePreference
         android:key="server_reset_configuration"
         android:title="@string/reset_configuration"/>