[third_party/pigweed] Roll 5 commits

b7902c03b282855 docs: fixup module structure example
f47febb0da2dd27 pw_toolchain: Add missing {{arflags} to tool("alin
5ea3340c283bc59 style: update non-type template args to kCamelCase
c08854ba38cd603 pw_rpc: improve error handling for SendResponse
d82eb75204f545b pw_hdlc: Fix error handler for incorrect argument

third_party/pigweed Rolled-Commits: 1c00790fafae06c..b7902c03b282855
Roller-URL: https://ci.chromium.org/b/8851107693487732208
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8851107693487732208
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: If5fd5466f55a044be151001c2ab398ee166f0dbc
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/39822
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 1c00790..b7902c0 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 1c00790fafae06c3ed41bb08158e2fe51eebf551
+Subproject commit b7902c03b282855a2fba07c16871097145d7a8af