update go to 1.17

Removes the platform based switch between different versions.

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

Dockerfile

@@ -1,22 +1,11 @@
 # syntax=docker/dockerfile:1.3
 
 ARG BASE_VARIANT=alpine
-ARG GO_VERSION=1.16.7
-
-FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-${BASE_VARIANT} AS gostable
-FROM --platform=$BUILDPLATFORM golang:1.17rc1-${BASE_VARIANT} AS golatest
-
-FROM gostable AS go-linux
-FROM gostable AS go-darwin
-FROM gostable AS go-windows-amd64
-FROM gostable AS go-windows-386
-FROM gostable AS go-windows-arm
-FROM golatest AS go-windows-arm64
-FROM go-windows-${TARGETARCH} AS go-windows
+ARG GO_VERSION=1.17.0
 
 FROM --platform=$BUILDPLATFORM tonistiigi/xx@sha256:620d36a9d7f1e3b102a5c7e8eff12081ac363828b3a44390f24fa8da2d49383d AS xx
 
-FROM go-${TARGETOS} AS build-base-alpine
+FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-${BASE_VARIANT} AS build-base-alpine
 COPY --from=xx / /
 RUN apk add --no-cache clang lld llvm file git
 WORKDIR /go/src/github.com/docker/cli

appveyor.yml

@@ -4,7 +4,7 @@ clone_folder: c:\gopath\src\github.com\docker\cli
 
 environment:
   GOPATH: c:\gopath
-  GOVERSION: 1.16.7
+  GOVERSION: 1.17.0
   DEPVERSION: v0.4.1
 
 install:

dockerfiles/Dockerfile.binary-native

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.16.7
+ARG GO_VERSION=1.17.0
 
 FROM    golang:${GO_VERSION}-alpine
 

dockerfiles/Dockerfile.dev

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.3
 
-ARG GO_VERSION=1.16.7
+ARG GO_VERSION=1.17.0
 
 FROM golang:${GO_VERSION}-alpine AS golang
 ENV  CGO_ENABLED=0

dockerfiles/Dockerfile.e2e

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.16.7
+ARG GO_VERSION=1.17.0
 
 # Use Debian based image as docker-compose requires glibc.
 FROM golang:${GO_VERSION}-buster

dockerfiles/Dockerfile.lint

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.3
 
-ARG GO_VERSION=1.16.7
+ARG GO_VERSION=1.17.0
 ARG GOLANGCI_LINT_VERSION=v1.23.8
 
 FROM golangci/golangci-lint:${GOLANGCI_LINT_VERSION}-alpine AS golangci-lint