Update variant2 from master

cppal-commitbot · cppal-commitbot · commit e582bbd79079 · 2025-01-15T18:26:02.000Z
diff --git a/libs/variant2 b/libs/variant2
@@ -1 +1 @@
-Subproject commit 509ce1dc77ce79ec56134711e8ad5870ee85b7ed
+Subproject commit 8caa1a34843951b9e4e302dc85e90bc19ca4f3dd
