Merge pull request #151 from infinum/fix/react-imports

Import useState, useEffect in Showcase grid

website/src/theme/sections/showcase-grid/showcase-grid.js

@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useEffect, useState } from 'react';
 import useBaseUrl from '@docusaurus/useBaseUrl';
 import Heading from '../../components/heading/heading';
 import Container from '../../components/container/container';