Use correct format for git requirement

custom_components/tuya_local/manifest.json

@@ -15,7 +15,7 @@
         "tinytuya"
     ],
     "requirements": [
-        "tinytuya @ git+https://github.com/jasonacox/tinytuya.git@v2.0.0-async",
+        "git+https://github.com/jasonacox/tinytuya.git@v2.0.0-async",
         "tuya-device-sharing-sdk~=0.2.1"
     ],
     "version": "2025.9.async-experimental",