Change SDL3 build type from Debug to Release and remove SDL3_image from C CI

Signed-off-by: lurkydismal <48640375+lurkydismal@users.noreply.github.com>

Author: lurkydismal

.github/workflows/c.yml

@@ -57,8 +57,8 @@ jobs:
       id: sdl
       with:
         install-linux-dependencies: true
+        build-type: Release
         version: 3-latest
-        version-sdl-image: 3-latest
 
 #     - name: configure
 #       run: ./configure