SDL: Loosened epsilon for color matching

SDL Commits
1 
From 770b38b4f1167a9f0676847f3e723aab3d862a8a Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sat, 15 Nov 2025 16:50:45 -0800
Subject: [PATCH] Loosened epsilon for color matching

Fixed https://github.com/libsdl-org/SDL/issues/14473
---
 test/testautomation_render.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/testautomation_render.c b/test/testautomation_render.c
index f4cb02827ebfa..c88a3df7eabaa 100644
--- a/test/testautomation_render.c
+++ b/test/testautomation_render.c
@@ -2106,7 +2106,7 @@ static void CheckUniformColor(float expected)
 {
     SDL_Surface *surface = SDL_RenderReadPixels(renderer, NULL);
     if (surface) {
-        const float epsilon = 0.0001f;
+        const float epsilon = 0.001f;
         float r, g, b, a;
         CHECK_FUNC(SDL_ReadSurfacePixelFloat, (surface, 0, 0, &r, &g, &b, &a));
         SDLTest_AssertCheck(