For #10656: Adjust etp checkbox dimensions for a11y.

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

@@ -8,12 +8,13 @@
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:layout_marginStart="66dp"
+    android:minHeight="48dp"
     android:background="?android:selectableItemBackground"
     android:clickable="true"
     android:focusable="true"
     android:gravity="center_vertical"
-    android:paddingTop="@dimen/radio_button_preference_vertical"
-    android:paddingBottom="@dimen/radio_button_preference_vertical">
+    android:paddingTop="@dimen/checkbox_preference_padding_vertical"
+    android:paddingBottom="@dimen/checkbox_preference_padding_vertical">
 
     <LinearLayout
         android:id="@android:id/widget_frame"

app/src/main/res/values/dimens.xml

@@ -44,6 +44,9 @@
 
     <dimen name="tab_counter_box_width_height">24dp</dimen>
 
+    <!--Preferences-->
+    <dimen name="checkbox_preference_padding_vertical">12dp</dimen>
+
     <!--Quick Settings-->
     <dimen name="quicksettings_item_height">28dp</dimen>
     <dimen name="tracking_protection_item_height">48dp</dimen>