roll: pigweed 1b6dc6a..c2daa89 (4 commits)

c2daa89:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285653 blob_store: Update flash_write_size_bytes comment
a1763bb:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285694 pw_kernel: Remove Cortex-M exception accesses to user frame
2254526:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285652 pw_kernel: Move syscalls to execute in exception context
82897c9:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285612 pw_kernel: Generate Cortex-M exception wrappers with a proc macro

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 1b6dc6ad02adf7..c2daa895fc9911
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8716842618627913889
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ia158da3dcdaa2ffe6174be9751d4b66acd60edce
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/quickstart/bazel/+/285717
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/MODULE.bazel b/MODULE.bazel
index 77f9f74..7265cbe 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -40,9 +40,9 @@
 git_override(
     module_name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
-    # ROLL: Last updated 2025-04-22.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8716853652412624545.
-    commit = "1b6dc6ad02adf72c5eae21a140f7db235de74fd9",
+    # ROLL: Last updated 2025-04-23.
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8716842618627913889.
+    commit = "c2daa895fc991178e804974a01cc9016c16f6701",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
 )