update miri

diff --git a/src/tools/miri b/src/tools/miri
index 1bfb26d6cae6f535ac1034877635fc0cef87fe64..2d6d73fafe2f087354f7cea37297cd81316cae98 160000 (submodule)
--- a/src/tools/miri
+++ b/src/tools/miri
@@ -1 +1 @@
-Subproject commit 1bfb26d6cae6f535ac1034877635fc0cef87fe64
+Subproject commit 2d6d73fafe2f087354f7cea37297cd81316cae98