Building/running fails on linux

The Gophercraft/log dependency is out-of-date and missing the fix for linux.

```
$ go run ./cmd/gophercraft_wiz
# github.com/Gophercraft/log
../../../go/pkg/mod/github.com/!gophercraft/log@v0.0.0-20221113041919-c5b5a57db4d4/util_posix.go:6:2: undefined: fmt
``` 