fix: Breaking change in react-markdown

Author: joostdecock

src/components/LatestNews.js

@@ -36,7 +36,7 @@ const LatestNews = ({ homepage=false }) => {
   return news ? (
     news.map((a, i) => (
       <div className={`news-article ${homepage ? 'shadow' : '' }`} key={`article${i}`}>
-        <Markdown source={a} />
+        <Markdown>{a}</Markdown>
       </div>
     ))
   ) : (

src/components/mdx/preview.js

@@ -6,7 +6,7 @@ const Preview = props => (
   <>
     <blockquote style={{display: 'relative'}}>
     <h5>{props.frontmatter.title}</h5>
-    <Markdown source={props.frontmatter.about} />
+    <Markdown>{props.frontmatter.about}</Markdown>
     <ul className='links'>
       {props.frontmatter.goals.map( goal => <li key={goal}>{goal}</li>)}
     </ul>