docs: update CHANGELOG with Gemini modalities and examples

CHANGELOG.md

@@ -16,13 +16,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `enable_prejoin_ui`, `max_participants` and `start_video_off` params
   to `DailyRoomProperties`.
 - Added `session_timeout` to `FastAPIWebsocketTransport` and `WebsocketServerTransport`
-  for configuring session timeouts (in seconds). Triggers `on_session_timeout` for custom timeout handling. 
+  for configuring session timeouts (in seconds). Triggers `on_session_timeout` for custom timeout handling.
   See [examples/websocket-server/bot.py](https://github.com/pipecat-ai/pipecat/blob/main/examples/websocket-server/bot.py).
+- Added the new modalities option and helper function to set Gemini output modalities.
+- Added `examples/foundational/26d-gemini-multimodal-live-text.py` which is using Gemini as TEXT modality and using another TTS provider for TTS process.
 
 ### Changed
 
 - api_key, aws_access_key_id and region are no longer required parameters for the PollyTTSService (AWSTTSService)
 - Added `session_timeout` example in `examples/websocket-server/bot.py` to handle session timeout event.
+- Changed `InputParams` in `src/pipecat/services/gemini_multimodal_live/gemini.py` to support different modalities.
 
 ### Fixed