irssi: update download URL

Irssi source packages are now hosted on GitHub.

Signed-off-by: Rodrigo Rebello <rprebello@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/irssi/irssi.mk

@@ -6,7 +6,9 @@
 
 IRSSI_VERSION = 0.8.17
 IRSSI_SOURCE = irssi-$(IRSSI_VERSION).tar.bz2
-IRSSI_SITE = http://irssi.org/files
+# Do not use the github helper here. The generated tarball is *NOT* the
+# same as the one uploaded by upstream for the release.
+IRSSI_SITE = https://github.com/irssi-import/irssi/releases/download/$(IRSSI_VERSION)
 IRSSI_LICENSE = GPLv2+
 IRSSI_LICENSE_FILES = COPYING
 IRSSI_DEPENDENCIES = host-pkgconf libglib2 ncurses