Rearrange bluetooth device details fragment according to config

BUG: 343317785
Test: atest DeviceDetailsFragmentFormatterTest
Flag: com.android.settings.flags.enable_bluetooth_device_details_polish
Change-Id: I440f85b2c402920e851915ff56fa7b3f5356e807

src/com/android/settings/bluetooth/ui/layout/DeviceSettingLayout.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.bluetooth.ui.layout
+
+import kotlinx.coroutines.flow.Flow
+
+/** Represent the layout of device settings. */
+data class DeviceSettingLayout(val rows: List<DeviceSettingLayoutRow>)
+
+/** Represent a row in the layout. */
+data class DeviceSettingLayoutRow(val settingIds: Flow<List<Int>>)