I'm always cautiously optimistic about this sort of thing. I'm glad it's in a major show but concerned about how it will be portrayed. We will see.
UPDATED April 26, 2018: I've thought about this and I now believe Sun Tzu was simply used as a pawn to make a ignorant point about the Apu controversy. The Simpsons need to move on from the 90s. That's why I was cautiously optimistic. Unless I missed it, I'm disappointed in the writers and voice actors involved.