message: docs: update version switcher to use correct version
diff: import { Select, SelectProps, useColorModeValue } from "@chakra-ui/react"
  import { useRouter } from "next/router"
  import React from "react"
  +import pkgJSON from "@chakra-ui/react/package.json"
  +
  +function pkgVersion() {
  + let version: any = pkgJSON.version.split(".")
  + version.pop()
  + return version.join(".")
  +}
  const versions = [
  - { label: "v1.0", url: "https://chakra-ui.com" },
  + { label: `v${pkgVersion()}`, url: "https://chakra-ui.com" },
  { label: "v0.8", url: "https://v0.chakra-ui.com" },
  ]
  