wt-status.c: handle worktree renames

diff --git a/RelNotes b/RelNotes
index f8e49a5070afc21fbd3db9320841300fe93c570f..c2dd9dd6ad6b85f458e8a7372b5eac9a1fc68a25 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.6.4.txt
\ No newline at end of file
+Documentation/RelNotes/2.13.6.txt
\ No newline at end of file