Apple is preparing to move its portable devices away from the traditional Dock Connector to a new “micro dock” that would make more room inside its devices for components, according to a new report. Rene Ritchie of iMore claims that Apple could potentially make the change as soon as the release of the iPad 3 or iPhone 5, but hasn’t yet heard a firm timeline. Reasons for the switch are said to be the need to open up more space on…