Revert unrelated changes to benchmark scripts

Author: soren121

scripts/benchmarks/src/implementations/emotion-css-prop/Box.js

@@ -1,6 +1,6 @@
-import React from 'react'
+/** @jsx jsx */
 import { viewStyle } from './View'
-import { css } from '@emotion/react'
+import { css, jsx } from '@emotion/react'
 
 const Box = ({
   color,

scripts/benchmarks/src/implementations/emotion-css-prop/Dot.js

@@ -1,5 +1,5 @@
-import React from 'react'
-import { css } from '@emotion/react'
+/** @jsx jsx */
+import { css, jsx } from '@emotion/react'
 
 const Dot = ({ size, x, y, children, color }) => (
   <div