SDL_image: fix name case of webpdemux target (35e3c)

SDL Commits
1 
From 35e3cb865f8394bdc8bb2d2cf6e9f91dfd3c94bd Mon Sep 17 00:00:00 2001
From: Andrey Filipenkov <[EMAIL REDACTED]>
Date: Sat, 23 Nov 2024 00:47:15 +0300
Subject: [PATCH] fix name case of webpdemux target

(cherry picked from commit 0d418a2a2dc562699854d9c2fc264304ec404e2c)
---
 cmake/Findwebp.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/Findwebp.cmake b/cmake/Findwebp.cmake
index 58891318..e07b377c 100644
--- a/cmake/Findwebp.cmake
+++ b/cmake/Findwebp.cmake
@@ -43,7 +43,7 @@ if (webp_FOUND)
             INTERFACE_LINK_FLAGS "${webp_LINK_FLAGS}"
         )
     endif()
-    if (NOT TARGET WEBP::webpdemux)
+    if (NOT TARGET WebP::webpdemux)
         add_library(WebP::webpdemux UNKNOWN IMPORTED)
         set_target_properties(WebP::webpdemux PROPERTIES
             IMPORTED_LOCATION "${webpdemux_LIBRARY}"