Add empty line at the end of file

thisismydesign · thisismydesign · commit 558fbd91d45e · 2020-06-10T14:35:10.000+02:00
diff --git a/javascript-run-nested-promises-in-parallel/README.md b/javascript-run-nested-promises-in-parallel/README.md
@@ -25,4 +25,4 @@ Resolved _ybawj08wg child promise for _as7paisw8 parent promise.
 
 ```sh
 node javascript-run-nested-promises-in-parallel.js
-```
+```

-Original file line number
+Diff line change
 ```sh
 node javascript-run-nested-promises-in-parallel.js
 -```
 +```