Regenerate test data containing rendered descriptors

Introduced '@' after each annotation

compiler/testData/loadJava/compiledKotlin/annotations/SimpleAnnotation.txt

@@ -1,5 +1,5 @@
 package test
 
-kotlin.annotation.annotation() public final class SimpleAnnotation : kotlin.Annotation {
+@kotlin.annotation.annotation() public final class SimpleAnnotation : kotlin.Annotation {
     /*primary*/ public constructor SimpleAnnotation()
 }