Python: fix: update PyRIT repository link from Azure/PyRIT to microsoft/PyRIT (microsoft#4960)

* Initial plan

* fix: update PyRIT repository link from Azure/PyRIT to microsoft/PyRIT

Agent-Logs-Url: https://github.com/microsoft/agent-framework/sessions/830b8ccf-a79c-49b6-90c9-3bb3e740bc06

Co-authored-by: rogerbarreto <19890735+rogerbarreto@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: rogerbarreto <19890735+rogerbarreto@users.noreply.github.com>

Author: Copilot

python/samples/05-end-to-end/evaluation/red_teaming/README.md

@@ -174,7 +174,7 @@ Overall Attack Success Rate: 7.2%
 - [Azure AI Evaluation SDK](https://learn.microsoft.com/azure/ai-foundry/how-to/develop/evaluate-sdk)
 - [Risk and Safety Evaluations](https://learn.microsoft.com/azure/ai-foundry/concepts/evaluation-metrics-built-in#risk-and-safety-evaluators)
 - [Azure AI Red Teaming Notebook](https://github.com/Azure-Samples/azureai-samples/blob/main/scenarios/evaluate/AI_RedTeaming/AI_RedTeaming.ipynb)
-- [PyRIT - Python Risk Identification Toolkit](https://github.com/Azure/PyRIT)
+- [PyRIT - Python Risk Identification Toolkit](https://github.com/microsoft/PyRIT)
 
 ## Troubleshooting