Apple Music is Sometimes Replacing Other Apps in the Dock When Installed From App Store [Updated]

Apple Music appears to be affected by a bug that is causing the app to install itself directly into the dock when downloaded from the App Store, with the app even replacing other first and third-party apps located in the dock.
There have been several complaints about the problem on Twitter from users who downloaded ‌Apple Music‌ and then had it replace another app. Kevin Archer, for example, had ‌Apple Music‌ replace Spotify in his dock.Archer claimed that the app was only re