Remove singeLine attribute in the usage chart divider

Remove the android:singleLine attribute in the expand divider layout to support other language to avoid the content is truncated.
old screenshot: https://screenshot.googleplex.com/7JCnrQAXJM8zjMM

Bug: 229265247
Test: N/A
Change-Id: I9038e69a9ab035b4e0599ca20e11fbccd471f76f

res/layout/preference_expand_divider.xml

@@ -34,7 +34,6 @@
         android:layout_height="wrap_content"
         android:layout_weight="1"
         android:paddingEnd="4dp"
-        android:singleLine="true"
         android:textAlignment="viewStart"
         style="@style/PreferenceCategoryTitleTextStyle"/>