Replace deprecated `messaging.kafka.message.offset` with `messaging.kafka.offset`

[mznet]

Is your feature request related to a problem? Please describe.

Currently, Kafka instrumentation uses messaging.kafka.message.offset attribute which is deprecated in semantic conventions. It should be replaced with messaging.kafka.offset.

• https://opentelemetry.io/docs/specs/semconv/registry/attributes/messaging/#kafka-attributes

Describe the solution you'd like

• Replacemessaging.kafka.message.offset with messaging.kafka.offset

Describe alternatives you've considered

No response

Additional context

Should messaging.kafka.message.offset be in the message namespace?

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