Allow multi-line preference

mobile/src/main/res/layout/preference_material.xml

@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:preference/preference/res/layout/preference_material.xml;drc=3c79906662557e5d298efcc0187a90ea965381f9
+  ~ Copyright (C) 2015 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.
+  -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeightSmall"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground"
+    android:clipToPadding="false"
+    android:baselineAligned="false">
+
+    <include layout="@layout/image_frame"/>
+
+    <RelativeLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:paddingTop="16dp"
+        android:paddingBottom="16dp">
+
+        <TextView
+            android:id="@android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:maxLines="10"
+            android:textAppearance="?android:attr/textAppearanceListItem"/>
+
+        <TextView
+            android:id="@android:id/summary"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/title"
+            android:layout_alignStart="@android:id/title"
+            android:layout_gravity="start"
+            android:textAlignment="viewStart"
+            android:textColor="?android:attr/textColorSecondary"
+            android:maxLines="10"
+            style="@style/PreferenceSummaryTextStyle"/>
+
+    </RelativeLayout>
+
+    <!-- Preference should place its actual preference widget here. -->
+    <LinearLayout
+        android:id="@android:id/widget_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:gravity="end|center_vertical"
+        android:paddingStart="16dp"
+        android:paddingEnd="0dp"
+        android:orientation="vertical"/>
+
+</LinearLayout>