[roll] Roll fuchsia [superproject] Roll third_party/pigweed pw_protobuf: Expand message structure limitations docs section

Adds points about protobuf version and the use of std::optional.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/249072
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Original-Revision: f776679bbea5f4ae376ab924d80760bb2f1e69a0
GitOrigin-RevId: 34a29068c9a2c54c4c67d404e2402883bf71319e
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1161874
Original-Revision: a94598e16247f9354205a133d597ebf0319676b1
Change-Id: I6c05205336b863f2c5e260cfe425cd3109355c85
1 file changed
tree: c52f49e643b8b69c2f16ce69530318e451c529ec
  1. ctf/
  2. git-hooks/
  3. infra/
  4. third_party/
  5. cts
  6. firmware
  7. flower
  8. jiri.lock
  9. MILESTONE
  10. minimal
  11. prebuilts
  12. README.md
  13. stem
  14. test_durations
  15. toolchain
README.md

Integration

This repository contains Fuchsia's Global Integration manifest files.

Making changes

All changes should be made to the internal version of this repository. Our infrastructure automatically updates this version when the internal one changes.

Currently all changes must be made by a Google employee. Non-Google employees wishing to make a change can ask for assistance in one of the communication channels documented at get involved.

Obtaining the source

First install Jiri.

Next run:

$ jiri init
$ jiri import minimal https://fuchsia.googlesource.com/integration
$ jiri update

Third party

Third party projects should have their own subdirectory in ./third_party.