Regenerate test data containing rendered descriptors

Introduced '@' after each annotation

compiler/testData/loadJava/compiledJava/annotations/ArithmeticExpressionInParam.txt

@@ -9,7 +9,7 @@ public open class ArithmeticExpressionInParam {
         public abstract fun value(): kotlin.Int
     }
 
-    test.ArithmeticExpressionInParam.Anno(value = 42) public open class Class {
+    @test.ArithmeticExpressionInParam.Anno(value = 42) public open class Class {
         public constructor Class()
     }
 }