Update asio from master

boost-commitbot · boost-commitbot · commit 1a80576db6b7 · 2026-04-15T14:33:40.000Z
diff --git a/libs/asio b/libs/asio
@@ -1 +1 @@
-Subproject commit e443d6f1e973aacd14250c21794404b838c547ee
+Subproject commit 7b56b644c9819be94b7b601823a65087a7c29f2e
