Roll mbedtls

Change-Id: Ica2e24d5b70c2fdee7ddf2dee5aabdedc5e36bc0
Reviewed-on: https://pigweed-review.googlesource.com/c/open-dice/+/34021
Reviewed-by: Ali Zhang <alizhang@google.com>
diff --git a/third_party/mbedtls/src b/third_party/mbedtls/src
index 523f055..1c54b54 160000
--- a/third_party/mbedtls/src
+++ b/third_party/mbedtls/src
@@ -1 +1 @@
-Subproject commit 523f0554b6cdc7ace5d360885c3f5bbcc73ec0e8
+Subproject commit 1c54b5410fd48d6bcada97e30cac417c5c7eea67