Keep compatibility for old WiFi shortcut

WifiSettings2Activity has been replaced by WifiSettingsActivity

Test: Create a shortcut to WifiSettings in Android 11, update to Android 12 and test it
Bug: 202534606
Change-Id: I042eb3ae0bc0af6c42221c876cc4ea7b0a6de0b7
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 9b2cf24..f367b6f 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -283,6 +283,17 @@
                 android:value="true" />
         </activity>
 
+        <!-- Keep compatibility with old shortcuts. -->
+        <activity-alias
+            android:name="Settings$WifiSettings2Activity"
+            android:targetActivity="Settings$WifiSettingsActivity"
+            android:label="@string/wifi_settings"
+            android:icon="@drawable/ic_homepage_network"
+            android:exported="true">
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                android:value="com.android.settings.wifi.WifiSettings" />
+        </activity-alias>
+
         <activity
             android:name="Settings$NetworkProviderSettingsActivity"
             android:label="@string/network_dashboard_title"