re-apply vendored libgme update

sezero · sezero · commit 0da315dbfec8 · 2024-09-05T15:55:10.000+03:00
seems to have been lost after recent commits...
diff --git a/external/libgme b/external/libgme
@@ -1 +1 @@
-Subproject commit cc559887fcec0bcb7ad0fffde07cd5274caa8b08
+Subproject commit ba75ba1541d3b608af68a898f6d9f6ca7de126e6
