[Catalog] Use wrap overflowMode for button groups in theme picker

Resolves #4926

  - c6ded3d by manabu-nakamura <ma.nakamura@gmail.com>

PiperOrigin-RevId: 830954339

Author: manabu-nakamura

catalog/java/io/material/catalog/preferences/res/layout/mtrl_preferences_dialog_option_button.xml

@@ -13,14 +13,11 @@
   See the License for the specific language governing permissions and
   limitations under the License.
   -->
-<Button
-  xmlns:android="http://schemas.android.com/apk/res/android"
-  xmlns:app="http://schemas.android.com/apk/res-auto"
+<Button xmlns:android="http://schemas.android.com/apk/res/android"
   style="?attr/materialButtonTonalStyle"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
-  android:paddingLeft="8dp"
-  android:paddingRight="12dp"
-  android:minWidth="0dp"
-  app:iconPadding="4dp"
-  app:materialSizeOverlay="@style/SizeOverlay.Material3Expressive.Button.Xsmall"/>
+  android:layout_gravity="start|top"
+  android:paddingStart="12dp"
+  android:paddingEnd="12dp"
+  android:minWidth="0dp" />

catalog/java/io/material/catalog/preferences/res/layout/mtrl_preferences_dialog_preference.xml

@@ -18,7 +18,6 @@
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:layout_width="match_parent"
   android:layout_height="wrap_content"
-  android:gravity="center_horizontal"
   android:orientation="vertical"
   android:paddingTop="8dp"
   android:paddingBottom="8dp">
@@ -32,10 +31,11 @@
 
   <com.google.android.material.button.MaterialButtonToggleGroup
     android:id="@+id/preference_options"
-    android:layout_width="wrap_content"
+    android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:layout_marginBottom="8dp"
     app:selectionRequired="true"
-    app:singleSelection="true" />
+    app:singleSelection="true"
+    app:overflowMode="wrap" />
 
 </LinearLayout>