livekit-agents v1.5.12

chore(deps): bump sdk version (livekit-examples#59)

Update to livekit-agents 1.4, add Python 3.14 support (livekit-exampl…

…es#47)

* Update to livekit-agents 1.4, add Python 3.14 support

* Use explicit dispatch by default

Set agent_name="my-agent" on the rtc_session decorator so the
agent must be explicitly dispatched to a room rather than
auto-joining every new room. Update the taskfile template
substitution to match the new decorator-based pattern.

updates