Many links pointing to buildroot.org are still prefixed with HTTP.
Update those to HTTPS.
Signed-off-by: Alexis Lothoré <alexis.lothore@bootlin.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit 6f29c81703)
Signed-off-by: Titouan Christophe <titouan.christophe@mind.be>