bump Miri

diff --git a/src/tools/miri b/src/tools/miri
index 147ea8f400de3ca529abcb5eb7b65f84a4896ae9..325682ad56d23369059ea93d5a8d44e5782e41cf 160000 (submodule)
--- a/src/tools/miri
+++ b/src/tools/miri
@@ -1 +1 @@
-Subproject commit 147ea8f400de3ca529abcb5eb7b65f84a4896ae9
+Subproject commit 325682ad56d23369059ea93d5a8d44e5782e41cf