http-push: add trailing slash at arg-parse time, instead of later on

diff --git a/RelNotes b/RelNotes
index 0e11dea6d0d1b888ddfc2825bb197aae8027d459..c2b0d4d1266e8f3b104133da35cfcc2ec4ad97a6 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.7.3.txt
\ No newline at end of file
+Documentation/RelNotes/1.7.3.2.txt
\ No newline at end of file