Tools/GLTF Resource Manager: replace mutex with shared_mutex for improved concurrency

TheMostDiligent · TheMostDiligent · commit 271a0f177987 · 2025-12-11T22:14:58.000-08:00
diff --git a/DiligentTools b/DiligentTools
@@ -1 +1 @@
-Subproject commit cda69986cd212d70aff8833081235604bd298536
+Subproject commit be9bdb4150a5a1eb4a33c90a92ca3856bc9050e9
