[Panlingual] Avoid activity restart during rotation

Bug: 230680942
Test: local
Change-Id: Ib64509fb73fb363ad4dd5c2163659346295f581d
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 762d84d..15c5272 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -866,6 +866,7 @@
         <activity
             android:name=".localepicker.AppLocalePickerActivity"
             android:label="@string/app_locale_picker_title"
+            android:configChanges="orientation|screenSize|keyboardHidden"
             android:exported="true" >
             <intent-filter>
                 <action android:name="android.settings.APP_LOCALE_SETTINGS" />