[Generator] Rename additionalDoc, put its content before annotations

libraries/stdlib/js-ir/builtins/Char.kt

@@ -106,10 +106,10 @@ internal constructor(private val value: Int) : Comparable<Char> {
     @kotlin.internal.IntrinsicConstEvaluation
     public fun toDouble(): Double = value.toDouble()
 
+    // TODO implicit usages of toString and valueOf must be covered in DCE
     @kotlin.internal.IntrinsicConstEvaluation
     @Suppress("JS_NAME_PROHIBITED_FOR_OVERRIDE")
     @JsName("toString")
-    // TODO implicit usages of toString and valueOf must be covered in DCE
     public override fun toString(): String {
         return js("String").fromCharCode(value).unsafeCast<String>()
     }

libraries/stdlib/js-ir/builtins/Primitives.kt

@@ -1578,13 +1578,13 @@ public class Long internal constructor(internal val low: Int, internal val high:
 
     public override fun hashCode(): Int = hashCode(this)
 
-    @JsName("valueOf")
     // This method is used by JavaScript to convert objects of type Long to primitives.
     // This is essential for the JavaScript interop.
     // JavaScript functions that expect `number` are imported in Kotlin as expecting `kotlin.Number`
     // (in our standard library, and also in user projects if they use Dukat for generating external declarations).
     // Because `kotlin.Number` is a supertype of `Long` too, there has to be a way for JS to know how to handle Longs.
     // See KT-50202
+    @JsName("valueOf")
     internal fun valueOf(): Double = toDouble()
 }