fix indentation in a code example

Author: vsemozhetbyt

README.md

@@ -1787,9 +1787,9 @@ async function getCleanCodeArticle() {
     await fileHandle.writeFile('article.html', response);
     console.log('File written');
   } catch(err) {
-      console.log(err);
-    }
+    console.log(err);
   }
+}
 ```
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