Add quickfix for adding CancellableException to @Throws suspend fun

idea/testData/multiModuleQuickFix/fixNativeThrowsErrors/addCancellationException3/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() {}