Update README.md

Author: Ibrahim

README.md

@@ -36,5 +36,5 @@ print_r($result);
 ## 📕 Documentation
 The PHP SDK Documentation can be viewed [here](DOCUMENTATION.md)
 
-## 😕 Got Stuck?
+## 😕 Need help?
 Please contact developer support at developers@messagemedia.com or check out the developer portal at [developers.messagemedia.com](https://developers.messagemedia.com/)