Level 25. Fix typo in japanese.

[Akira Kanno]

Hello.

I love Grid Garden very much! Thank you for this contents.

I found tiny typo at Level 25 in japanese.

At line 3, I think

Wrong => 食う海合わせて
Correct => 組み合わせて

Please check this. Thanks!

[Thomas Park]

Hi @teinen, thanks for the correction. Please let me know if you notice any other improvements.