feat: update conan repo url in README.md

Author: FlyAndNotDown

README.md

@@ -35,7 +35,7 @@ build steps of engine may use them.
 Some third-party libraries managed by Conan may need to be downloaded and installed from our private repository. Please configure Conan's remote first:
 
 ```shell
-conan remote add explosion https://kindem.online/artifactory/api/conan/conan
+conan remote add explosion https://conan.kindem.online/artifactory/api/conan/conan
 ```
 
 ## macOS Notice