wt-status.c: handle worktree renames

diff --git a/RelNotes b/RelNotes
index 692968f1702044f0474228f2c19f6086568ec9e4..c2dd9dd6ad6b85f458e8a7372b5eac9a1fc68a25 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.6.6.2.txt
\ No newline at end of file
+Documentation/RelNotes/2.13.6.txt
\ No newline at end of file