Write SQL query to solve given problem: List down app that does not have negative sentiment and give their average rating?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T1.App, AVG(T2.Sentiment_Polarity) FROM playstore AS T1 INNER JOIN user_reviews AS T2 ON T1.App = T2.App WHERE T2.Sentiment != 'Negative' GROUP BY T1.App