Merge pull request #1021 from microsoft/dependabot/pip/python-dotenv-1.2.1

Bump python-dotenv from 1.1.1 to 1.2.1

Author: koreyspace

requirements.txt

@@ -3,7 +3,7 @@ numpy==2.3.4
 matplotlib==3.10.7
 pandas==2.3.3
 tqdm==4.67.1
-python-dotenv==1.1.1
+python-dotenv==1.2.1
 openai>=0.28.0
 tiktoken
 azure-ai-inference