Migrate all codegen to weaver

[jsuereth]

• Document how to do codgen (see https://github.com/open-telemetry/weaver/blob/main/crates/weaver_forge/README.md)
• We want a mechanism to not force folks to write JQ (see Define SemConv predefined JQ functions #246, release v0.7.0)
• Migrate Languages (from https://opentelemetry.io/docs/languages/)
  • Migrate C++ - [SEMANTIC CONVENTIONS] Migration to weaver opentelemetry-cpp#3105
  • Migrate .NET (@joaopgrassi) - Migrate semantic conventions generation to Weaver opentelemetry-dotnet-contrib#1944
  • Migrate Erlang/Elixir (@bryannaegele) - Sem con 1.27.0 opentelemetry-erlang#733
  • Migrate Go (@trisch-me) - Go maintainers want to do it themselves
    • Prototype: Migrate semconv codegen to weaver opentelemetry-go#5793
    • Final(?) PR: Weaver opentelemetry-go#5898
  • Migrate Python (@lmolkova) - Switch to weaver to generate semantic conventions opentelemetry-python#4091
  • Migrate Java (@jsuereth) - Use weaver for semantic convention codegen semantic-conventions-java#70
  • Migrate JavaScript / Typescript (@MSNev) - Use weaver to generate latest semconv 1.27 opentelemetry-js#4690
  • Migrate Ruby - feat(semconv): update to v1.25 in a non-breaking way opentelemetry-ruby#1651
    • Source
    • Contributor @ahayworth
  • Migrate Rust (@lquerel) - Use weaver for semantic convention codegen opentelemetry-rust#2098
  • Migrate PHP (@brettmc ?) - Migrate semantic conventions code generation to weaver opentelemetry-php#1396
  • Migrate Swift - Migrate codegen to weaver opentelemetry-swift#598
    • Source
    • Contributor @Sherlouk
  • Scour for other SIG usage (@jsuereth)
• Collector metadatagen (@jsuereth)
  • Prototype in the works Migrate collector semconv codegen to weaver opentelemetry-collector#11064

[joaopgrassi]

For reference, .NET semconv "package" is here: https://github.com/open-telemetry/opentelemetry-dotnet-contrib/tree/main/src/OpenTelemetry.SemanticConventions

[trisch-me]

for the golang - https://github.com/open-telemetry/opentelemetry-go-build-tools/tree/main/semconvgen

[trentm]

For Node.js/JS/TS open-telemetry/opentelemetry-js#4690 will be migrating semconv codegen to use weaver.