Change the widget so it has the same look as icons

From Andrew Beeman on 2017/09/02 14:52:42 +0000

The widget is the same size as other icons, but because it doesn’t have a label, it is out of line on the row of icons on the home screen.

I know this is a minor thing, but it bothers me and decreases the continuity on the screen.

Copied from original feature request: http://urbandroid.uservoice.com/forums/264867-sleep-as-android/suggestions/31180027-change-the-widget-so-it-has-the-same-look-as-icons