[roll third_party/pigweed] pw_env_setup: fix docgen

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/46403

third_party/pigweed Rolled-Commits: 09bdd652d494ad8..653792bed324d66
Roller-URL: https://ci.chromium.org/b/8846665641671762272
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8846665641671762272
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ic20865f928bedfc285834b864f5029953fe65700
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/46461
Reviewed-by: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 09bdd65..653792b 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 09bdd652d494ad8ade83fa8333ae02b2a123c6ff
+Subproject commit 653792bed324d66be6a77389c80b392230fa08f6