SDL: tests: Clean up the window creation properties in the Wayland custom surface example

From ec2159d4920205b6a6bfb46286a2419257b75df7 Mon Sep 17 00:00:00 2001
From: Frank Praznik <[EMAIL REDACTED]>
Date: Wed, 10 Jan 2024 11:17:06 -0500
Subject: [PATCH] tests: Clean up the window creation properties in the Wayland
 custom surface example

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

diff --git a/test/testwaylandcustom.c b/test/testwaylandcustom.c
index 3e1042bbbe7d..19196f2187da 100644
--- a/test/testwaylandcustom.c
+++ b/test/testwaylandcustom.c
@@ -217,6 +217,7 @@ int main(int argc, char **argv)
     SDL_SetStringProperty(props, SDL_PROPERTY_WINDOW_CREATE_TITLE_STRING, "Wayland custom surface role test"); /* Default title */
 
     window = SDL_CreateWindowWithProperties(props);
+    SDL_DestroyProperties(props);
     if (!window) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Window creation failed");
         goto exit;