chore: update ubuntu

[vigith]

fixes

  --- stderr
  thread 'main' panicked at /home/runner/work/numaflow-rs/numaflow-rs/build.rs:16:29:
  failed to compile the proto, Custom { kind: Other, error: "protoc failed: source.proto: This file contains proto3 optional fields, but --experimental_allow_proto3_optional was not set.\n" }