Changed sys-lang desc emoji to be same everywhere

Author: adamlui

docs/README.md

@@ -397,7 +397,7 @@
 
 ### <a href="https://github.com/adamlui/python-utils/tree/main/sys-lang/#readme">sys-lang</a>
 
-> 🈯 Detect the system language.
+> 🔤 Detect the system language.
 <br>[Install](https://github.com/adamlui/python-utils/tree/main/sys-lang/#-installation) /
 [Readme](https://github.com/adamlui/python-utils/tree/main/sys-lang/#readme) /
 [API usage](https://github.com/adamlui/python-utils/tree/main/sys-lang/#-api-usage) /