Rendering changed: "annotation class" is now just "class" (with kotlin.annotation.annotation if it's kotlin annotation).

A swarm of tests fixed accordingly.

core/descriptors/src/org/jetbrains/kotlin/renderer/DescriptorRenderer.kt

@@ -140,7 +140,7 @@ public interface DescriptorRenderer : Renderer<DeclarationDescriptor> {
                 ClassKind.INTERFACE -> "interface"
                 ClassKind.ENUM_CLASS -> "enum class"
                 ClassKind.OBJECT -> "object"
-                ClassKind.ANNOTATION_CLASS -> "annotation class"
+                ClassKind.ANNOTATION_CLASS -> "class"
                 ClassKind.ENUM_ENTRY -> "enum entry"
             }
         }