package/strace: download from Github

Some corporate networks may be blocking access to Russian servers.
The server "strace.io" is in Russia, which will make it inaccessible
from some networks.

Use Github instead to download the sources.

Signed-off-by: Markus Mayer <mmayer@broadcom.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit 45115ea557f0c6b8a522cf222351a650160391a0)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/strace/strace.mk

@@ -6,7 +6,7 @@
 
 STRACE_VERSION = 5.16
 STRACE_SOURCE = strace-$(STRACE_VERSION).tar.xz
-STRACE_SITE = https://strace.io/files/$(STRACE_VERSION)
+STRACE_SITE = https://github.com/strace/strace/releases/download/v$(STRACE_VERSION)
 STRACE_LICENSE = LGPL-2.1+
 STRACE_LICENSE_FILES = COPYING LGPL-2.1-or-later
 STRACE_CPE_ID_VENDOR = strace_project