frontend diagnostics for kotlin.jvm.overloads

#KT-7203 Fixed

libraries/stdlib/src/kotlin/jvm/JvmPlatformAnnotations.kt

@@ -21,6 +21,9 @@ import java.lang.annotation.RetentionPolicy
 
 /**
  * Instructs the Kotlin compiler to generate overloads for this function that substitute default parameter values.
+ *
+ * If a method has N parameters and M of which have default values, M overloads are generated: the first one
+ * takes N-1 parameters (all but the last one that takes a default value), the second takes N-2 parameters, and so on.
  */
 Retention(RetentionPolicy.SOURCE)
 public annotation class overloads