cosmo: disable package until upstream site is fixed

Fixes:

  http://autobuild.buildroot.org/results/1ca/1ca98e95b106a948f1c0d0153a290ae1d9adb76d/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/cosmo/Config.in

@@ -2,6 +2,8 @@ config BR2_PACKAGE_COSMO
 	bool "cosmo"
 	# run-time dependency
 	select BR2_PACKAGE_LPEG
+	# upstream site does not provide a valid archive
+	depends on BROKEN
 	help
 	  Cosmo is a "safe templates" engine for Lua.