fix: update wrong headlines in README.md

Author: philipph-askui

README.md

@@ -136,9 +136,9 @@ Ready to build your first agent? Check out our documentation:
 1. **[Start Here](docs/00_overview.md)** - Overview and core concepts
 2. **[Setup](docs/01_setup.md)** - Installation and configuration
 3. **[System Prompts](docs/02_prompting.md)** - How to write effective instructions
-4. **[Models](docs/03_using_agents.md)** - Using the AskUI ComputerAgent and AndroidAgent
-5. **[Models](docs/04_using-models.md)** - Using different models as backbone for act, get, and locate
-6. **[Models](docs/05_bring_your_own_model_provider.md)** - use your own model cloud by plugging in your own model provider
+4. **[Using Agents](docs/03_using_agents.md)** - Using the AskUI ComputerAgent and AndroidAgent
+5. **[Using Models](docs/04_using-models.md)** - Using different models as backbone for act, get, and locate
+6. **[BYOM](docs/05_bring_your_own_model_provider.md)** - use your own model cloud by plugging in your own model provider
 7. **[Caching](docs/06_caching.md)** - Optimize performance and costs
 8. **[Tools](docs/07_tools.md)** - Extend agent capabilities
 9. **[Reporting](docs/08_reporting.md)** - Obtain agent logs as execution reports and summaries as test reports