docs: improve language clarity and professionalism

Author: coenttb

README.md

@@ -172,14 +172,4 @@ This project is licensed under the Apache 2.0 License. See [LICENSE](LICENSE) fo
 
 ## Contributing
 
-Contributions are welcome! Please feel free to submit a Pull Request.
-
-## Feedback
-
-If you have suggestions or find issues, please open a GitHub issue.
-
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+Contributions are welcome. Please submit a Pull Request or open an issue.