[Bug]: Calling update_current_span with output parameter does nothing

[jverre]

What component(s) are affected?

• Python SDK
• Opik UI
• Opik Server
• Documentation

Opik version

• Opik version: 1.1.9

Describe the problem

Calling update_current_span(output={"new_key": "test"}) does not update the output.

Reproduction steps

from opik import track, opik_context

@track
    def f(x):
        opik_context.update_current_span(
            output={"span-output-key": "span-output-value"},
        )
        opik_context.update_current_trace(
            output={"trace-output-key": "trace-output-value"},
        )

        return "f-output"