SPOILER!Endgame was erased.
Kim might be a Captain in the new timeline that we never saw, but he would have become a Captain much sooner "probably" which means that it is more likely that the USS Rhode Island would have been unavailable than not when Kim was looking for an unseated command to pick up.
In the relaunch books, Harry will be promoted to lieutenant, he'll be the new Chief of Security on Voyager and will split up with Libby (after she refuses to marry him
