stash push: avoid printing errors

diff --git a/RelNotes b/RelNotes
index 3d420845b117b3f3eb82d1f0948a61c7989d8af9..6162eb4395ea78354187619db50545c443772b73 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.6.1.txt
\ No newline at end of file
+Documentation/RelNotes/2.15.2.txt
\ No newline at end of file