Regenerate test data containing rendered descriptors

Introduced '@' after each annotation

compiler/testData/compileJavaAgainstKotlin/targets/function.txt

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