Add quickfix for adding CancellableException to @Throws suspend fun

idea/testData/multiModuleQuickFix/fixNativeThrowsErrors/addCancellationException4/native/kotlin.kt

@@ -0,0 +1,7 @@
+package kotlin
+
+import kotlin.reflect.KClass
+
+@Target(AnnotationTarget.FUNCTION, AnnotationTarget.CONSTRUCTOR)
+@Retention(AnnotationRetention.SOURCE)
+public annotation class Throws(vararg val exceptionClasses: KClass<out Throwable>)

idea/testData/multiModuleQuickFix/fixNativeThrowsErrors/addCancellationException4/native/test.kt

@@ -0,0 +1,8 @@
+// "Add 'CancellationException::class'" "false"
+// ERROR: @Throws must have non-empty class list
+// ACTION: Make internal
+// ACTION: Make private
+
+// No compilation error => no quickfix.
+<caret>@Throws
+suspend fun emptyThrows() {}