Fix work profile issue

Test: manual
Bug: 281332256
Change-Id: I5f47aacc84e5abe739ecc3bbad474957334e7c91

src/com/android/settings/applications/credentials/DefaultWorkCombinedPreferenceController.java

@@ -44,7 +44,7 @@ public class DefaultWorkCombinedPreferenceController extends DefaultCombinedPref
 
     @Override
     public String getPreferenceKey() {
-        return "default_autofill_work";
+        return "default_credman_autofill_main_work";
     }
 
     @Override
@@ -81,4 +81,9 @@ public class DefaultWorkCombinedPreferenceController extends DefaultCombinedPref
     protected void startActivity(Intent intent) {
         mContext.startActivityAsUser(intent, mUserHandle);
     }
+
+    @Override
+    protected int getUser() {
+        return mUserHandle.getIdentifier();
+    }
 }