Fix objcexport test (#4037)
Fix objcexport test (#4037)

Apparently compiler was using different copy of NativePlatformAnalyzerServices
until recently, so it didn't include new frontend checkers for `@Throws`
JetBrains/kotlin-native,JetBrains/kotlin-native,JetBrains/kotlin-native,wiltonlazary/kotlin-native,wiltonlazary/kotlin-native,JetBrains/kotlin-native,wiltonlazary/kotlin-native,JetBrains/kotlin-native,JetBrains/kotlin-native,JetBrains/kotlin-native,wiltonlazary/kotlin-native,JetBrains/kotlin-native,JetBrains/kotlin-native,wiltonlazary/kotlin-native