protobuf: 28.3 -> 29.0

[GaetanLepage]

Things done

Changelog: https://github.com/protocolbuffers/protobuf/releases/v29.0

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

---

Add a 👍 reaction to pull requests you find important.

[GaetanLepage]

@ofborg build protobuf protobuf.tests

[GaetanLepage]

@ofborg build python311Packages.protobuf python312Packages.protobuf

[SuperSandro2000]

@ofborg build mitmproxy

[GaetanLepage]

Recap:

• protobuf.tests build on all platforms 🎉
• mitmproxy builds on linux but cannot be tested on darwin (broken rustc)
• python312Packages.jaxlib builds fine on x86_64-linux (python312Packages.jax fails for unrelated reasons)