SDL_image: Updated to latest version of libjxl

From 6a32b5c850756afb1c7eb9caad1077ce852bbaac Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Thu, 12 May 2022 09:41:10 -0700
Subject: [PATCH] Updated to latest version of libjxl

---
 external/libjxl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/libjxl b/external/libjxl
index 4addaa4..5185eb2 160000
--- a/external/libjxl
+++ b/external/libjxl
@@ -1 +1 @@
-Subproject commit 4addaa413f34aca61c1e6bf45e8d1011203522e7
+Subproject commit 5185eb2ec76f009cf3235f41bfce05eabfc06991