update go to 1.20.6

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
(cherry picked from commit 7f2293308b)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 ARG XX_VERSION=1.2.1
 
 ARG DOCKER_VERSION=24.0.2

docker-bake.hcl

@@ -1,5 +1,5 @@
 variable "GO_VERSION" {
-  default = "1.20.5"
+  default = null
 }
 variable "DOCS_FORMATS" {
   default = "md"

hack/dockerfiles/docs.Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.20.6
 ARG FORMATS=md,yaml
 
 FROM golang:${GO_VERSION}-alpine AS docsgen

hack/dockerfiles/generated-files.Dockerfile

@@ -5,7 +5,7 @@
 # Copyright The Buildx Authors.
 # Licensed under the Apache License, Version 2.0
 
-ARG GO_VERSION="1.20"
+ARG GO_VERSION="1.20.6"
 ARG PROTOC_VERSION="3.11.4"
 
 # protoc is dynamically linked to glibc so can't use alpine base

hack/dockerfiles/lint.Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.20.6
 
 FROM golang:${GO_VERSION}-alpine
 RUN apk add --no-cache git gcc musl-dev

hack/dockerfiles/vendor.Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.20.6
 ARG MODOUTDATED_VERSION=v0.8.0
 
 FROM golang:${GO_VERSION}-alpine AS base