Add ripple to history items (#5341)

- Replaces margin with padding.
- Adds the drawable ripple background.
- Changes height to match the padding so it doesn't look odd.

app/src/main/res/layout/history_item.xml

@@ -4,11 +4,12 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/holder"
     android:layout_width="match_parent"
-    android:layout_height="80dp"
-    android:layout_marginStart="16dp"
-    android:layout_marginTop="8dp"
-    android:layout_marginEnd="8dp"
-    android:layout_marginBottom="8dp"
+    android:layout_height="96dp"
+    android:paddingStart="16dp"
+    android:paddingTop="8dp"
+    android:paddingEnd="8dp"
+    android:paddingBottom="8dp"
+    android:background="@drawable/selectable_item_background"
     android:orientation="horizontal">
 
     <ImageView