Tweak padding for conditional card layout.

Overall goal is to push button to the left:
- Make a linear layout that contain content, and button
- Apply existing padding to the content only
- Apply a smaller padding to button.

Change-Id: I8f1c586c59be21ff73dd6d08675f76c8ff7addda
Fixes: 120669058
Test: visual

res/layout/homepage_condition_half_tile.xml

@@ -23,11 +23,16 @@
 
     <LinearLayout
         android:id="@+id/content"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingTop="@dimen/homepage_condition_half_card_padding_top"
+        android:orientation="vertical">
+
+        <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:paddingStart="@dimen/homepage_card_padding_start"
             android:paddingEnd="@dimen/homepage_card_padding_end"
-        android:paddingTop="@dimen/homepage_condition_half_card_padding_top"
             android:orientation="vertical">
 
             <ImageView
@@ -57,6 +62,7 @@
 
             <include layout="@layout/horizontal_divider"/>
 
+        </LinearLayout>
         <Button
             android:id="@+id/first_action"
             android:layout_width="match_parent"

res/values/styles.xml

@@ -476,6 +476,7 @@
     <style name="ConditionHalfCardBorderlessButton"
            parent="@style/ConditionCardBorderlessButton">
         <item name="android:textAlignment">viewStart</item>
+        <item name="android:layout_marginStart">4dp</item>
     </style>
 
     <style name="ConditionFullCardBorderlessButton"