SDL_image: Ignore saveRwops.* test output files

SDL Commits
1 
From ed11f2a00d5a2376f96268d3568481f39e17d860 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Wed, 22 Oct 2025 11:21:02 -0700
Subject: [PATCH] Ignore saveRwops.* test output files

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

diff --git a/test/.gitignore b/test/.gitignore
index 185ec1c0..fb8d5505 100644
--- a/test/.gitignore
+++ b/test/.gitignore
@@ -2,4 +2,5 @@
 /CompareSurfaces*.bmp
 /save-*.bmp
 /save.*
+/saveRwops.*
 /testimage