There is going to be a KH3. No doubt about it. They're most likely: A. Skip TLK. B. Go to TLK2. C. Make some filler between TLK1 and TLK2 and end with Kiara's birth.
I'm up for TLK2 being adapted somehow.
I don't see why they would skip it, even if it isn't full-fledged DAC.