SDL_image: Fix typo in genexports.py

SDL Commits
1 
From b6408841ff0948e4aff021430e39bd107165d417 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Mon, 17 Nov 2025 19:38:22 +0100
Subject: [PATCH] Fix typo in genexports.py

---
 src/genexports.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/genexports.py b/src/genexports.py
index 6bbe7d00..a3d84267 100755
--- a/src/genexports.py
+++ b/src/genexports.py
@@ -455,8 +455,8 @@ def find_existing_proc_names(project_properties: SdlProjectSymbolProperties) ->
             macos_symbols.add(existing_func)
     logger.debug("symbols from macos exports file: %r", macos_symbols)
 
-    non_matchin_symbols = versioned_symbols.difference(macos_symbols)
-    if non_matchin_symbols:
+    non_matching_symbols = versioned_symbols.difference(macos_symbols)
+    if non_matching_symbols:
         logger.error("Following symbols do not match: %r", non_matching_symbols)
         raise RuntimeError("Non-matching symbols", non_matching_symbols)
     return versioned_symbols