(Bloomberg) -- S&P Global Ratings upgraded Uber Technologies Inc.’s credit ratings to investment-grade status on Friday, citing the ride-hailing and food-delivery company’s consistent earnings growth.Most Read from BloombergManchester Is Giving London a Run for Its MoneyBoston’s Broke and Broken Transit System Hurts Downtown RecoveryA Floating Island in Baltimore Raises Hope for a Waterfront RevivalA Warehouse Store Promises Housing for South LA, in BulkThe Cross-Continental Race Using Only Publ