Remove unnecessary file

[moreal]

Context

The repository contains a file that looks like the build result of vitest.config.ts. This doesn't affect the build and shouldn't be there, so it's probably a good idea to remove it to avoid confusion.

https://github.com/planetarium/libplanet/blob/c1a1c5e2e377b147dc96e7dc480bca3481c41a99/%40planetarium/account-web3-secret-storage/vitest.config.ts.timestamp-1681276750671.mjs

[violet-ewgd]

Your meaning is that need to delete the file vitest.config.ts.timestamp-1681276750671.mjs from the repository, right?

[moreal]

Your meaning is that need to delete the file vitest.config.ts.timestamp-1681276750671.mjs from the repository, right?

Hello @violet-ewgd. You're right

[moreal]

Resolved by #3980