Add quickfix for adding CancellableException to @Throws suspend fun

idea/testData/multiModuleQuickFix/fixNativeThrowsErrors/addCancellationException2/native/test.kt

@@ -0,0 +1,10 @@
+// "Add 'CancellationException::class'" "false"
+// ERROR: @Throws on suspend declaration must have CancellationException (or any of its superclasses) listed
+// ACTION: Make internal
+// ACTION: Make private
+
+class MyException : Throwable()
+
+// Quickfix doesn't support this case:
+<caret>@Throws(exceptionClasses = [MyException::class])
+suspend fun addCE() {}