Suggestion: Set "suffix" to "SHORT"

[gnsJhenJie]

To get a shorter URL, I think the library should have a function to set the parameter "suffix" to "SHORT"
https://firebase.google.com/docs/dynamic-links/rest

[saadmk11]

@gnsJhenJie Thank you for your suggestion. I'll try to update the codebase when I get time but contribution is always welcomed.