Get rid of deprecated annotations in testData

compiler/testData/codegen/boxWithStdlib/fullJdk/native/default.kt

@@ -6,7 +6,7 @@ import kotlin.platform.*
 object ObjWithNative {
     external fun foo(x: Int = 1): Double
 
-    platformStatic external fun bar(l: Long, s: String = ""): Double
+    @platformStatic external fun bar(l: Long, s: String = ""): Double
 }
 
 external fun topLevel(x: Int = 1): Double

compiler/testData/codegen/boxWithStdlib/fullJdk/native/privateStatic.kt

@@ -3,7 +3,7 @@ import kotlin.platform.*
 
 class C {
     companion object {
-        private platformStatic external fun foo()
+        private @platformStatic external fun foo()
     }
 
     fun bar() {

compiler/testData/codegen/boxWithStdlib/fullJdk/native/staticNative.kt

@@ -5,12 +5,12 @@ import kotlin.platform.*
 
 class WithNative {
     companion object {
-        platformStatic external fun bar(l: Long, s: String): Double
+        @platformStatic external fun bar(l: Long, s: String): Double
     }
 }
 
 object ObjWithNative {
-    platformStatic external fun bar(l: Long, s: String): Double
+    @platformStatic external fun bar(l: Long, s: String): Double
 }
 
 fun box(): String {