roll: gn

From: git_revision:595e3be7c8381d4eeefce62a63ec12bae9ce5140
To: git_revision:d62642c920e6a0d1756316d225a90fd6faa9e21e

CQ-Do-Not-Cancel-Tryjobs: true
Roller-URL: https://ci.chromium.org/b/8857881208960942992
Cq-Cl-Tag: roller-builder:gn-roller
Cq-Cl-Tag: roller-bid:8857881208960942992
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I72284077299997e37cfb794dca2f475d3afcd79f
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/29840
Reviewed-by: 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 d0c9c07..8160296 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
@@ -2,7 +2,7 @@
   {
     "path": "gn/gn/${os}-${arch=amd64,arm64}",
     "tags": [
-      "git_revision:595e3be7c8381d4eeefce62a63ec12bae9ce5140"
+      "git_revision:d62642c920e6a0d1756316d225a90fd6faa9e21e"
     ]
   },
   {