Highlight shebang in TypeScript and JavaScript (#30531)

After:

![image](https://github.com/user-attachments/assets/8ae1049d-96c7-45e2-b905-1f0fba7f862c)

Before:

![image](https://github.com/user-attachments/assets/56317b12-d745-45f4-a7b6-880507884bae)


Release Notes:

- Typescript and javascript highlight shebang-line
03f02804e5d1y committed on 5/12/2025, 11:56:38 AM· committed by GitHubparent41b0a5c
2 files changedLine totals unavailable