build: fix README.md reference after rename

The README file is displayed on "make help", but updating the
command has been overlooked during the README -> README.md
rename.

Fix it.

Fixes: d0113711a31f ("README: port to 21st century")
Signed-off-by: Adrian Schmutzler <[email protected]>

diff --git a/include/toplevel.mk b/include/toplevel.mk
index 0a64afe153c002210cc812aa0db8de7953cb4a38..c7e71ad5716d9acf1a92b857fa8bce7ca8a25786 100644 (file)
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -260,7 +260,7 @@ package/symlinks-clean:
        ./scripts/feeds uninstall -a
 
 help:
-       cat README
+       cat README.md
 
 distclean: cacheclean
        rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp