Update mpl from develop

boost-commitbot · boost-commitbot · commit 62b2d4a7104d · 2025-01-03T12:45:11.000Z
diff --git a/libs/mpl b/libs/mpl
@@ -1 +1 @@
-Subproject commit d223d3cd6081769fde91a308e73ae57b3b2d1a46
+Subproject commit 2b7937ac6fb7a5193784225cfb80d4b14f4f1a12
