Update: Added Swift Unit Tests

Signed-off-by: Son Nguyen <[email protected]>

.github/README.md

@@ -50,8 +50,6 @@ Requirements:
 
 There are also unit testing files for the Swift app, located under the `Game-2048Test` and `Game-2048UITest` directories. You can run these files to perform unit testing of the app.
 
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 ## Web Application Version
 
 The web application version of the 2048 game is built by simply using HTML, CSS, and JavaScript. It is a simple and responsive game that can be played on any device with a web browser. It can be found in the `Web-Version` subdirectory at [this link](../Web-Version).
@@ -76,8 +74,6 @@ The project structure for the web application version is as follows:
 
 To run the web application version of the game, simply open the `index.html` file in a web browser.
 
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 ## Android Version
 
 The Android version of the 2048 game is designed for Android devices. It provides a smooth and native experience for Android users. It can be found in the `Android-Version` subdirectory at [this link](../Android-Version).
@@ -119,8 +115,6 @@ Note that depending on your Android Studio and/or Gradle configuration, you may
 
 So, if you see any differences in the project structure or user interface, don't worry! It's just a matter of different configurations.
 
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 ## Contributing
 
 Contributions are welcome! Please feel free to submit a pull request in this repository.