docs(readme): adjusted commas and semicolons in README.md (#120)

README.md

@@ -29,9 +29,9 @@ Midscene.js is an AI-powered automation SDK can control the page, perform assert
 
 ## Features ✨
 
-- **Natural Language Interaction 👆**: Describe the steps and let Midscene plan and control the user interface for you
+- **Natural Language Interaction 👆**: Describe the steps, and let Midscene plan and control the user interface for you
 - **Understand UI, Answer in JSON 🔍**: Provide prompts regarding the desired data format, and then receive the expected response in JSON format.
-- **Intuitive Assertion 🤔**: Make assertions in natural language. It’s all based on AI understanding.
+- **Intuitive Assertion 🤔**: Make assertions in natural language; it’s all based on AI understanding.
 - **Out-of-box LLM 🪓**: It is fine to use public multimodal LLMs like GPT-4o. There is no need for any custom training.
 - **Visualization 🎞️**: With our visualization tool, you can easily understand and debug the whole process.
 - **Brand New Experience! 🔥**: Experience a whole new world of automation development. Enjoy!