[roll] Roll third_party/pigweed 8b15a32..2ccbafb (4 commits)

2ccbafb:https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed/+/2ccbafb001ef2ba46dc9768e9c7e77f3a4b8cc1b pw_env_setup: Roll cipd
169b6f0:https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed/+/169b6f0c00866aea2442e2d961a28fa75543724e pw_transfer: Require status on completion chunks
832d7a2:https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed/+/832d7a21280c355c451e4ebe5e8648411e6e01a2 pw_env_setup: Fix --trust-cipd-hash env vars
d685643:https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed/+/d685643ce69ab94fe0beeaabe373e68014159026 pw_kernel: Route RISC-V interrupts via the controller

Rolled-Repo: https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 8b15a322d60325..2ccbafb001ef2b
Roller-URL: https://cr-buildbucket.appspot.com/build/8666668943945670753
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Id60085d97dc699ffa732ee980f91ab59f06480d5
Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1929986
Commit-Queue: global-integration-roller@fuchsia-infra.iam.gserviceaccount.com <global-integration-roller@fuchsia-infra.iam.gserviceaccount.com>
diff --git a/manifests/third_party/all b/manifests/third_party/all
index d443428..cb42cf2 100644
--- a/manifests/third_party/all
+++ b/manifests/third_party/all
@@ -407,7 +407,7 @@
              path="third_party/pigweed/src"
              remote="https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="8b15a322d603257c123b38b6d6efeb2f7454417f"/>
+             revision="2ccbafb001ef2ba46dc9768e9c7e77f3a4b8cc1b"/>
     <project name="third_party/github.com/google/python_portpicker"
              path="third_party/python_portpicker/src"
              remote="https://fuchsia.googlesource.com/third_party/github.com/google/python_portpicker"
diff --git a/third_party/pigweed/README.fuchsia b/third_party/pigweed/README.fuchsia
index 06ee4b6..30a9cbc 100644
--- a/third_party/pigweed/README.fuchsia
+++ b/third_party/pigweed/README.fuchsia
@@ -1,6 +1,6 @@
 Name: Pigweed
 URL: https://pigweed.googlesource.com/pigweed/pigweed/
-Revision: 8b15a322d603257c123b38b6d6efeb2f7454417f
+Revision: 2ccbafb001ef2ba46dc9768e9c7e77f3a4b8cc1b
 License: Apache 2.0
 License File: src/LICENSE
 Description: Pigweed is an open source collection of embedded-targeted libraries.
diff --git a/third_party/pigweed/src b/third_party/pigweed/src
index 8b15a32..2ccbafb 160000
--- a/third_party/pigweed/src
+++ b/third_party/pigweed/src
@@ -1 +1 @@
-Subproject commit 8b15a322d603257c123b38b6d6efeb2f7454417f
+Subproject commit 2ccbafb001ef2ba46dc9768e9c7e77f3a4b8cc1b