Update requirements.txt

replace pyautogen with ag2

Author: Shuyib

requirements.txt

@@ -2,7 +2,7 @@ africastalking==1.2.8
 black==24.8.0
 pylint==3.2.6
 ipython==8.30.0
-ollama==0.4.4
+ollama==0.5.1
 black==24.8.0
 pyment==0.3.3
 codecarbon==2.7.1
@@ -16,11 +16,12 @@ nltk==3.9.1
 soundfile==0.12.1
 groq==0.13.1
 numpy==2.2.1
-pyautogen==0.2.18
+ag2==0.9.6
 flaml[automl]
 edge-tts==7.0.0
 deprecated==1.2.18
 pydantic==2.9.2
 flask==3.0.0
 flask-cors==6.0.0
 requests==2.32.4
+ag2[ollama]