go-mocro (v2.1.1) does not contain package log

[mouyong]

Describe the bug

github.com/micro/go-micro/v2/util/log: module github.com/micro/go-micro/v2@latest found (v2.1.1), but does not contain package github.com/micro/go-micro/v2/util/log

1. What are you trying to do?
   i don't know how to resolve. change go.mod version can be resolve.

2. What did you expect to happen?
   it can be run.

3. What happens instead?
   v2.1.0 can be found it.

How to reproduce the bug:

first. create new web template.

micro new --namespace=know.micro.invoice --type=web --alias=invoice --gopath=false invoice-web

second,

in edit main.go

**Environment:**
Go Version:go version go1.13.5 windows/amd64

set GO111MODULE=on
set GOARCH=amd64
set GOBIN=
set GOCACHE=E:\Users\my242\AppData\Local\go-build
set GOENV=C:\Users\my242\AppData\Roaming\go\env
set GOEXE=.exe
set GOFLAGS=
set GOHOSTARCH=amd64
set GOHOSTOS=windows
set GONOPROXY=
set GONOSUMDB=
set GOOS=windows
set GOPATH=E:\Users\my242\go
set GOPRIVATE=
set GOPROXY=https://goproxy.cn
set GOROOT=D:\Go
set GOSUMDB=sum.golang.org
set GOTMPDIR=
set GOTOOLDIR=D:\Go\pkg\tool\windows_amd64
set GCCGO=gccgo
set AR=ar
set CC=gcc
set CXX=g++
set CGO_ENABLED=1
set GOMOD=Z:\code\go\invoice\invoice-srv\go.mod
set CGO_CFLAGS=-g -O2
set CGO_CPPFLAGS=
set CGO_CXXFLAGS=-g -O2
set CGO_FFLAGS=-g -O2
set CGO_LDFLAGS=-g -O2
set PKG_CONFIG=pkg-config
set GOGCCFLAGS=-m64 -mthreads -fmessage-length=0 -fdebug-prefix-map=C:\Users\my242\AppData\Local\Temp\go-build000996654=/tmp/go-build -gno-record-gcc-switches

[asim]

@vtolstov removing util/log is a breaking change so we need to preserve some sort of backwards compatibility leaving the stuff there and configuring logger.

[vtolstov]

i believe that this is will be fixed with #1244

[vtolstov]

fixed i latest release