FYI, corresponding Makefile.maint change required, too

[Jim Meyering]

If you use the modified announce-gen script, then
you need something like this, too, of course:

        * Makefile.maint (announcement): Don't use now-removed

--release-archive-directory=... option.
diff --git a/Makefile.maint b/Makefile.maint
index d735038..ccd67ef 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -552,7 +552,6 @@ announcement: NEWS ChangeLog $(rel-files
            --package=$(PACKAGE)                                        \
            --prev=$(PREV_VERSION)                                      \
            --curr=$(VERSION)                                           \
-           --release-archive-directory=$(release_archive_dir)          \
            --gpg-key-id=$(gpg_key_ID)                                  \
            --news=NEWS                                                 \
            $(addprefix --url-dir=, $(url_dir_list))                    \