Exposing software version info

[emschwartz]

Discussed in https://github.com/orgs/autometrics-dev/discussions/52

• Rust: Add build_info metric & use it in generated queries autometrics-rs#69
• TypeScript: Produce the build_info metric and update the queries to use it autometrics-ts#45
• Go: Add build information to the metrics/queries autometrics-go#34
• Python: Add support for adding version/commit information to metrics autometrics-py#25
• C# Get Commit tag added to build_info autometrics-cs#6
• Java