Merge pull request #881 from pipecat-ai/aleix/langchain-updates

pyproject: update langchaing to 0.3.12

pyproject.toml

@@ -57,7 +57,7 @@ gstreamer = [ "pygobject~=3.48.2" ]
 fireworks = [ "openai~=1.57.2" ]
 krisp = [ "pipecat-ai-krisp~=0.3.0" ]
 koala = [ "pvkoala~=2.0.2" ]
-langchain = [ "langchain~=0.2.14", "langchain-community~=0.2.12", "langchain-openai~=0.1.20" ]
+langchain = [ "langchain~=0.3.12", "langchain-community~=0.3.12", "langchain-openai~=0.2.12" ]
 livekit = [ "livekit~=0.17.5", "livekit-api~=0.7.1" ]
 lmnt = [ "lmnt~=1.1.4" ]
 local = [ "pyaudio~=0.2.14" ]