Apple's "Error 53" effected theiPhone 6 and 6 Plus.Image: S. Lesser/Epa/REX/Shutterstock Remember the dreaded “error 53?” Apple apologised for the bug in early 2016, when it turned out its iPhone 6 and 6 Plus smartphones were being bricked if the user had the home button repaired somewhere other than Apple. Now Australia’s top consumer watchdog is taking on the company for allegedly refusing to fix defective devices if they’d been…