Update padding on widgets

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

@@ -25,17 +25,13 @@
     android:background="@drawable/widget_background"
     android:gravity="center"
     android:orientation="vertical"
-    android:paddingTop="4dp"
-    android:paddingBottom="0dp"
-    android:paddingLeft="8dp"
-    android:paddingRight="8dp">
+    android:padding="4dp">
 
     <TextView
         android:id="@+id/label"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:gravity="center"
-        android:text="Habit"
         android:textColor="#ffffff"/>
 
     <ImageView