[Physical Keyboard] Add intent support for PK layout setting page

This is part of feature for keyboard setting update, which allows gBoard to deep link to layout picker page.
document: go/deeplink_pk_layout_picker

Change-Id: I4277e175be7eed338f855e8144b5531c614e2c04
Bug: 318594345
Flag: com.android.settings.keyboard.keyboard_and_touchpad_a11y_new_page_enabled
Test: verified on Device
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 7d335c3..dca7467 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1230,6 +1230,21 @@
                        android:value="@string/menu_key_system"/>
         </activity>
 
+        <activity android:name="Settings$PhysicalKeyboardLayoutPickerActivity"
+            android:label="@string/physical_keyboard_layout_picker_title"
+            android:exported="true"
+            android:clearTaskOnLaunch="true"
+            android:featureFlag="com.android.settings.keyboard.keyboard_and_touchpad_a11y_new_page_enabled">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.HARD_KEYBOARD_LAYOUT_PICKER_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                android:value="com.android.settings.inputmethod.NewKeyboardLayoutEnabledLocalesFragment" />
+            <meta-data android:name="com.android.settings.HIGHLIGHT_MENU_KEY"
+                android:value="@string/menu_key_system"/>
+        </activity>
+
         <!-- Keep compatibility with old shortcuts. -->
         <activity-alias android:name="LanguageSettings"
                 android:label="@string/language_input_gesture_title"