SDL_image: fix CI cmake build failure.

SDL Commits
1 
From a00265af591ab2013021f3b7e8f68fab259336c5 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Mon, 9 May 2022 00:45:37 +0300
Subject: [PATCH] fix CI cmake build failure.

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fa8be2a..30bb8cb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -111,7 +111,7 @@ endif()
 target_sources(SDL2_image PRIVATE IMG.c IMG_png.c IMG_bmp.c IMG_gif.c
 		IMG_jpg.c IMG_lbm.c IMG_pcx.c IMG_pnm.c IMG_svg.c IMG_tga.c
 		IMG_tif.c IMG_webp.c IMG_WIC.c IMG_xcf.c IMG_xpm.c IMG_xv.c
-		IMG_qoi.c IMG_xxx.c ${IMAGEIO_SOURCES})
+		IMG_qoi.c IMG_jxl.c IMG_xxx.c ${IMAGEIO_SOURCES})
 
 target_compile_definitions(SDL2_image PRIVATE
 		-DLOAD_BMP -DLOAD_GIF -DLOAD_LBM -DLOAD_PCX -DLOAD_PNM