[IR] update testdata: better support for enum and object accesses

compiler/testData/ir/irText/declarations/annotations/fileAnnotations.kt.txt

@@ -1,7 +1,7 @@
 @file:A(x = "File annotation")
 package test
 
-@Target(allowedTargets = [AnnotationTarget])
+@Target(allowedTargets = [AnnotationTarget.FILE])
 annotation class A : Annotation {
   constructor(x: String) /* primary */ 
   val x: String