fix(react): Prettier issue

Author: te-online

courses/frontend/react/README.md

@@ -3,7 +3,7 @@
 In this class, trainees will learn how to use [React](https://react.dev/) to build web applications
 
 | Week | Topic                                               | Preparation                           | Homework                            | Session plan                          |
-| ---- | --------------------------------------------------- | ------------------------------------- | ----------------------------------- |---------------------------------------|
+| ---- | --------------------------------------------------- | ------------------------------------- | ----------------------------------- | ------------------------------------- |
 | 1.   | [Rendering a Single Component](./week1/README.md)   | [Preparation](./week1/preparation.md) | [Assignment](./week1/assignment.md) | [Session plan](week1/session-plan.md) |
 | 2.   | [Understanding State Management](./week2/README.md) | [Preparation](./week2/preparation.md) | [Assignment](./week2/assignment.md) | [Session plan](week2/session-plan.md) |
 | 3.   | [Hooks and Fetching Data](./week3/README.md)        | [Preparation](./week3/preparation.md) | [Assignment](./week3/assignment.md) | [Session plan](week3/session-plan.md) |