SDL: You should call present when using a software renderer as well. (7d941)

From 7d9412160617656340c7aad01f5b9f8b63cdca6d Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Mon, 11 Dec 2023 08:43:31 -0800
Subject: [PATCH] You should call present when using a software renderer as
 well.

Fixes https://github.com/libsdl-org/SDL/issues/8676

(cherry picked from commit 581d1cab257a14cd235df2192f012abb0d4e36e0)
---
 test/testdrawchessboard.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/testdrawchessboard.c b/test/testdrawchessboard.c
index b46c913116ea..ac9c77c0518a 100644
--- a/test/testdrawchessboard.c
+++ b/test/testdrawchessboard.c
@@ -50,6 +50,7 @@ void DrawChessBoard()
             SDL_RenderFillRect(renderer, &rect);
         }
     }
+    SDL_RenderPresent(renderer);
 }
 
 void loop()