chore: Cleaner Markdown output when exporting docs

shared/utils/unescape.js

@@ -1,7 +1,9 @@
 // @flow
 
 const unescape = (text: string) => {
-  return text.replace(/\\([\\`*{}[\]()#+\-.!_>])/g, '$1');
+  return text
+    .replace(/\\([\\`*{}[\]()#+\-.!_>])/g, '$1')
+    .replace(/\n\\\n/g, '\n\n');
 };
 
 export default unescape;