roll: rust

From: git_revision:5197c96c49fc3b7de3ce9a31f7cc62d2cbd1f70c
To: git_revision:672831a5c890f51d3222511ab2575ca7a86c8e20

CQ-Do-Not-Cancel-Tryjobs: true
Roller-URL: https://ci.chromium.org/b/8802763218360252049
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I6ee3bae00bc60ae3f69bf06045b8afec77f4d0b6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/110790
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/pw_env_setup/py/pw_env_setup/cipd_setup/pigweed.json b/pw_env_setup/py/pw_env_setup/cipd_setup/pigweed.json
index 84c453d..72974f0 100644
--- a/pw_env_setup/py/pw_env_setup/cipd_setup/pigweed.json
+++ b/pw_env_setup/py/pw_env_setup/cipd_setup/pigweed.json
@@ -110,7 +110,7 @@
         "mac-amd64"
       ],
       "tags": [
-        "git_revision:5197c96c49fc3b7de3ce9a31f7cc62d2cbd1f70c"
+        "git_revision:672831a5c890f51d3222511ab2575ca7a86c8e20"
       ],
       "version_file": ".versions/rust.cipd_version"
     },