roll: pigweed pw_bluetooth_sapphire: Queue ISO frames in stream as needed

Establish a robust path for sending frames from an IsoStream to
its client.

The IsoStream will buffer frames and provide them upon request
(calls to ReadNextQueuedIncomingPacket()). If at any time a call
is made and no frames are available, nullptr is returned and
a notification will be sent to the client (via the
IncomingDataHandler) when the next frame is received. This
interface maps easily to a 'hanging get' pattern where an
unsatisfiable read will be followed by a notification when data is
ready.

Original-Bug: http://b/issues/311639690
Test: pw presubmit --step gn_chre_googletest_nanopb_sapphire_build
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/251332
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Original-Revision: e431fab8dd22a0993d426374904762c7f541f641

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 683ebcf0f57930..e431fab8dd22a0
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8730080692569005329
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ia4b1f5d58bfeb722810a3b65d34c675c2a8f6f4a
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/quickstart/bazel/+/251293
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/MODULE.bazel b/MODULE.bazel
index 96caeff..40ed1b9 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -48,8 +48,8 @@
     module_name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2024-11-27.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8730124831822770401.
-    commit = "683ebcf0f579306f7759002f45e1e1e65b197c33",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8730080692569005329.
+    commit = "e431fab8dd22a0993d426374904762c7f541f641",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
 )
 
@@ -57,8 +57,8 @@
     module_name = "pw_toolchain",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2024-11-27.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8730124831822770401.
-    commit = "683ebcf0f579306f7759002f45e1e1e65b197c33",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8730080692569005329.
+    commit = "e431fab8dd22a0993d426374904762c7f541f641",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
     strip_prefix = "pw_toolchain_bazel",
 )