Position sticky is incorrectly prefixed

[isBatak]

Current behavior:

prefix(`position:sticky;`, 8)

this code produces incorrect CSS:

-webkit-position:sticky;position:sticky;

To reproduce:

https://codesandbox.io/s/stilis-sticky-webkit-prefix-f6bro?file=/src/App.js:210-239

Expected behavior:

Generated CSS should look like this

position: -webkit-sticky; /* Safari */
position: sticky;

Source:
https://www.w3schools.com/howto/howto_css_sticky_element.asp

Environment information:

• stylis version: 4.0.7