Remove vestigial style on empty divs

[alexwykoff]

Ad-blocking may, at times, result in empty and unsightly elements left in the user's view.

• Any related issues:
  • Fixed large translucent element which obscures Washington Post content #7510 Large translucent element obscures Washington Post content

[bsclifton]

Moving to 0.13.7

[jonathansampson]

For now, we're addressing these types of issues by adding to the Brave manifest:

browser-laptop/app/extensions.js

Line 45 in 067ca56

matches: ['https://www.washingtonpost.com/*'],

[bbondy]

duping to
#344