opentelemetry-instrumentation-django: HTTP semantic convention stability migration

[emdneto]

What problem do you want to solve?

HTTP semantic convention stability migration for opentelemetry-instrumentation-django. Here is the plan

Describe the solution you'd like

Implement the semconv opt-in feature for django

Describe alternatives you've considered

No response

Additional Context

Part of this #2453

Would you like to implement a fix?

None

[emdneto]

Fixed by #2714