package/libressl: fix powerpc64 build

Fix the following build failure with powerpc64 raised since bump to
version 3.8.2 in commit 21eca49ed5110872407b76ab9337d2877c4cda24:

In file included from /home/autobuild/autobuild/instance-23/output-1/build/libressl-3.8.4/crypto/rc4/rc4_enc.c:61:
/home/autobuild/autobuild/instance-23/output-1/build/libressl-3.8.4/crypto/../include/openssl/rc4.h:75:9: error: unknown type name 'RC4_INT'
   75 |         RC4_INT x, y;
      |         ^~~~~~~

Fixes: 21eca49ed5110872407b76ab9337d2877c4cda24
 - http://autobuild.buildroot.org/results/2533f8f642f435b40ce687b6df482c51a3fa0250

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit ee00cfd09e4ffa97019c4e9384cc761995912e28)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libressl/0004-CMakeLists-txt-Fix-HOST-variable-for-ppc64.patch

@@ -0,0 +1,26 @@
+From e6c7de3f03c51fbdcf5ad88bf12fe9e128521f0d Mon Sep 17 00:00:00 2001
+From: OPNA2608 <opna2608@protonmail.com>
+Date: Fri, 19 Jul 2024 11:41:46 +0200
+Subject: [PATCH] CMakeLists.txt: Fix HOST variable for ppc64
+
+The code here defined HOST_PPC64, but the rest of the build system expects HOST_POWERPC64.
+
+Upstream: https://github.com/libressl/portable/commit/e6c7de3f03c51fbdcf5ad88bf12fe9e128521f0d
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+---
+ CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index c496ad97b5..670aa9a1a0 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -373,7 +373,7 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "mips")
+ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "powerpc")
+ 	set(HOST_POWERPC true)
+ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "ppc64")
+-	set(HOST_PPC64 true)
++	set(HOST_POWERPC64 true)
+ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "riscv64")
+ 	set(HOST_RISCV64 true)
+ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "sparc64")