Update the wiki repository remote origin while update the mirror repository's Clone From URL (#12053)
* update the wiki repository remote origin #12050
* wikiRemoteURL is under repo_module
* export WikiRemoteURL func
* remove redundant space and empty line
Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>