Update libMesh submodule (idaholab#28969)

nmnobre · nmnobre · commit a1aee42a296a · 2024-10-31T14:49:23.000Z
diff --git a/libmesh b/libmesh
@@ -1 +1 @@
-Subproject commit 5483644b60cc538a4b54d312f28835bd94107627
+Subproject commit b5e429808dddfa2d1fb824ebe799cdb2a89a0262
