Update atomic from master

cppal-commitbot · cppal-commitbot · commit bfabb034cc9e · 2025-08-26T09:06:34.000Z
diff --git a/libs/atomic b/libs/atomic
@@ -1 +1 @@
-Subproject commit 8baebaddda95f1b107fcafde9ee9f7c21f5dca64
+Subproject commit 870fbffe04e882cbf69a606bd30dd32af9edf3ec
