Regenerate test data containing rendered descriptors

Introduced '@' after each annotation

compiler/testData/compileJavaAgainstKotlin/targets/classifier.txt

@@ -1,5 +1,5 @@
 package test
 
-kotlin.annotation.Target(allowedTargets = {AnnotationTarget.CLASS}) kotlin.annotation.annotation() public final class classifier : kotlin.Annotation {
+@kotlin.annotation.Target(allowedTargets = {AnnotationTarget.CLASS}) @kotlin.annotation.annotation() public final class classifier : kotlin.Annotation {
     public constructor classifier()
 }