This replaces the github.com/pborman/uuid dependency with
github.com/google/uuid because the former is only a wrapper for
the latter (since v1.0.0).
Co-authored-by: Felix Lange <fjl@twurst.com>
# Conflicts:
# accounts/keystore/key.go
# accounts/keystore/passphrase.go
# accounts/keystore/presale.go
# cmd/ethkey/generate.go
# go.mod
# go.sum