Add compat data for backdrop-filter CSS property (#807)
Add compat data for backdrop-filter CSS property (#807)

* Add `backdrop-filter` CSS property

* Add Edge 17 support to `backdrop-filter` data

teoli2003/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data