Update README.md

Author: Rocco0619

README.md

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 # Full Stack FastAPI Template
 
-<a href="https://github.com/Rocco0619/full-stack-fastapi-template/actions?query=workflow%3ATest" target="_blank"><img src="https://github.com/Rocco0619/full-stack-fastapi-template/workflows/Test/badge.svg" alt="Test"></a>
+<a href="https://github.com/Rocco0619/full-stack-fastapi-template/actions?query=workflow%3ATest" target="_blank"><img src="https://github.com/fastapi/full-stack-fastapi-template/workflows/Test/badge.svg" alt="Test"></a>
 <a href="https://coverage-badge.samuelcolvin.workers.dev/redirect/fastapi/full-stack-fastapi-template" target="_blank"><img src="https://coverage-badge.samuelcolvin.workers.dev/fastapi/full-stack-fastapi-template.svg" alt="Coverage"></a>
 
 ## Technology Stack and Features