utils/check-package: use https for the manual URL

Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit dfed5acb5610c90115235a78433e798a6a692b29)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

utils/check-package

@@ -69,7 +69,7 @@ def parse_args():
                         help='override the default list of ignored warnings')
 
     parser.add_argument("--manual-url", action="store",
-                        default="http://nightly.buildroot.org/",
+                        default="https://nightly.buildroot.org/",
                         help="default: %(default)s")
     parser.add_argument("--verbose", "-v", action="count", default=0)
     parser.add_argument("--quiet", "-q", action="count", default=0)