added swearing neocritters to readme

Author: SymTrkl

README.md

@@ -24,6 +24,8 @@ My first full emoji set, [NeoBot!](https://github.com/SymTrkl/emoji/releases/tag
 
 [puffer hug](https://github.com/SymTrkl/emoji/releases/tag/puffer_hug) - get in there and hug the pufferfish from Stardew Valley
 
+[swearing neocritters](https://github.com/SymTrkl/emoji/releases/tag/swearing_critters) - sometimes you gotta just say some cusses
+
 [sylveon hugs](https://github.com/SymTrkl/emoji/releases/tag/sylveon_hugs) - neocritters hugging Sugar's neosylveon
 
 [this is fine](https://github.com/SymTrkl/emoji/releases/tag/this_is_fine) - the neocritter version of the "this is fine" dog