Apple has released minor updates to its iLife apps for iOS — iPhoto, iMovie, and Garageband. The heavily skeuomorphic apps are all described by Apple as receiving compatibility and stability fixes, without additional details, and continue to run without obvious changes on iOS 6 and iOS 7. While these behind-the-scenes fixes are not a surprise considering the upcoming launch of iOS 7, this may also signal that Apple is not planning to make major…