Update README.md

[skip ci]

Author: edizor

scala3-lang-2/README.md

@@ -4,3 +4,4 @@
 - [Main Features of the Scala Language](https://www.baeldung.com/scala/features)
 - [Match Types in Scala 3](https://www.baeldung.com/scala/match-types)
 - [Transparent Traits in Scala 3](https://www.baeldung.com/scala/transparent-traits)
+- [@targetName Annotation in Scala 3](https://www.baeldung.com/scala/targetname-annotation)