cmd/puppeth: fix comment typo (#17684)

* ethdb: unified code comment style.

* puppeth: it is unnecessary to alloc pre-funded to 256 addresses

* Revert "puppeth: it is unnecessary to alloc pre-funded to 256 addresses"

This reverts commit 5e04fbccf0b8aca85030af1779bb7a949033d9d8.

* puppeth: fix comment typo

* Revert "ethdb: unified code comment style."

This reverts commit a581efb3f06a96fc7aec0bfae03c7b6d5a0c1a77.