`auto.version` should be set by opentelemetry-instrumentation

[codeboten]

Looking through the semantic conventions, it appears that opentelemetry-instrument should set the following attribute to indicate its version.

https://github.com/open-telemetry/opentelemetry-specification/blob/b46bcab5fb709381f1fd52096a19541370c7d1b3/semantic_conventions/resource/telemetry.yaml#L43-L47