In an unusual move, Apple has released a minor update to its iOS 9.3 beta released earlier this week. Rather than carrying a “beta 2” designation, the new beta appears in the iOS Software Update as “iOS 9.3 beta 1.1” — the first time we’ve seen a point release of a beta. Designated as build 13E5181f — a very minor update from the original beta’s 13E5181d build number, the release notes indicate that the new…