Make auto_mode an input parametere for ElevenLabsTTSService; add changelog entry

CHANGELOG.md

@@ -12,12 +12,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `DailyTransport.send_dtmf()` to send dial-out DTMF tones.
 
 - Added `DailyTransport.sip_call_transfer()` to forward SIP and PSTN calls to
-  another address or number.  For example, transfer a SIP call to a different
+  another address or number. For example, transfer a SIP call to a different
   SIP address or transfer a PSTN phone number to a different PSTN phone number.
 
 - Added `DailyTransport.sip_refer()` to transfer incoming SIP/PSTN calls from
   outside Daily to another SIP/PSTN address.
 
+- Added an `auto_mode` input parameter to `ElevenLabsTTSService`. `auto_mode`
+  is set to `True` by default. Enabling this setting disables the chunk
+  schedule and all buffers, which reduces latency.
+
 - Added `KoalaFilter` which implement on device noise reduction using Koala
   Noise Suppression.
   (see https://picovoice.ai/platform/koala/)
@@ -51,6 +55,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- `auto_mode: True` for the `ElevenLabsTTSService`. This change
+  significantly reduces the latency by disabling the chunk schedule and all
+  buffers.
+
 - `OpenAIRealtimeBetaLLMService` now takes a `model` parameter in the
   constructor.