How do I delete only the second line from multiple text files?

[한승호]

Hello. I have several text files like the one below, and I only want to delete the content of the second line.
What should I do?
I tried to find a solution, but none of the answers worked for me.
Please help me…

2310.txt
1-2023-10-01
2-2023-10-02
3-2023-10-03
4-2023-10-04
5-2023-10-05

2311.txt
1-2023-11-01
2-2023-11-02
3-2023-11-03
4-2023-11-04
5-2023-11-05

[Alan Kilborn]

@한승호

Find: (?-s)\A.*\R\K.*\R
Replace: nothing
Search mode: Regular expression
Action: Replace-in-Files