SDL: testiconv: free all memory to fix --trackmem

From 690875d555d37cd5fc703afbab8749fe84868dcc Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Mon, 13 May 2024 16:06:37 +0200
Subject: [PATCH] testiconv: free all memory to fix --trackmem

---
 test/testiconv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/testiconv.c b/test/testiconv.c
index be6774d885bfc..b7e71edbdb8b1 100644
--- a/test/testiconv.c
+++ b/test/testiconv.c
@@ -121,6 +121,7 @@ int main(int argc, char *argv[])
     (void)fclose(file);
 
     SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Total errors: %d\n", errors);
+    SDL_Quit();
     SDLTest_CommonDestroyState(state);
     return errors ? errors + 1 : 0;
 }