Makefile: add more targets to the UNCHECKED_GOALS rule

These targets don't need a full build of git submodules.
(See b8e535ae and eaa2ddbb).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>