Fix lint errors

components/navigasyon.js

@@ -1,4 +1,4 @@
-import React from 'react'
+import {useState} from 'react'
 import PropTypes from 'prop-types'
 import {useRouter} from 'next/router'
 
@@ -72,7 +72,7 @@ const useStyles = makeStyles(theme => ({
 export default function Navigasyon({selectedTab}) {
   const router = useRouter()
   const classes = useStyles()
-  const [value, setValue] = React.useState(0)
+  const [value, setValue] = useState(0)
 
   const handleChange = (event, newValue) => {
     setValue(newValue)