* Updated `sandwich` icon
Rounded the top-front corners, and better aligned the top-most corner of the bread, and the corner of the filling to the grid
* Update sandwich.svg
Nudge filling to the left to maintain a two-pixel gap
* Widen the sandwich
* Ignore linting for examples in docs
* Formatting JSX single attribute per line
* Separte `format` and `lint:format` in package.json
* Bump prettier version
* Run format