SDL_image: cmake: fix SDL3IMAGE_TESTS_INSTALL

From 7f4bd38655ab9715298f3a8c11b5db59138627f5 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Thu, 5 Jan 2023 17:52:03 +0100
Subject: [PATCH] cmake: fix SDL3IMAGE_TESTS_INSTALL

---
 test/CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 34f02cb5..ed635f8d 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -81,7 +81,7 @@ foreach(prog ${ALL_TESTS})
         ENVIRONMENT "${TESTS_ENVIRONMENT}"
         TIMEOUT 30
     )
-    if(SDL2IMAGE_TESTS_INSTALL)
+    if(SDL3IMAGE_TESTS_INSTALL)
         set(exe ${prog})
         set(installedtestsdir "${CMAKE_INSTALL_FULL_LIBEXECDIR}/installed-tests/${PROJECT_NAME}")
         configure_file(template.test.in "${exe}.test" @ONLY)
@@ -92,7 +92,7 @@ foreach(prog ${ALL_TESTS})
     endif()
 endforeach()
 
-if(SDL2IMAGE_TESTS_INSTALL)
+if(SDL3IMAGE_TESTS_INSTALL)
     install(
         TARGETS ${ALL_TESTS}
         DESTINATION "${CMAKE_INSTALL_LIBEXECDIR}/installed-tests/${PROJECT_NAME}"