Merge branch 'es/worktree-add'

Remove remaining cruft from "git checkout --to", which transitioned to "git worktree add". * es/worktree-add: config: rename "gc.pruneWorktreesExpire" to "gc.worktreePruneExpire" Documentation/git-worktree: wordsmith worktree-related manpages Documentation/config: fix stale "git prune --worktree" reference Documentation/git-worktree: fix incorrect reference to file "locked" Documentation/git-worktree: consistently use term "linked working tree"