update miri

diff --git a/src/tools/miri b/src/tools/miri
index 130d803b3243a92f5c2d9230935cba7fa88e263e..e8f6973e2d40ab39e30cdbe0cf8e77a72c867d4f 160000 (submodule)
--- a/src/tools/miri
+++ b/src/tools/miri
@@ -1 +1 @@
-Subproject commit 130d803b3243a92f5c2d9230935cba7fa88e263e
+Subproject commit e8f6973e2d40ab39e30cdbe0cf8e77a72c867d4f