update Alpine to v3.21

Signed-off-by: Tonis Tiigi <[email protected]>

Author: tonistiigi

Dockerfile

@@ -19,7 +19,7 @@ ARG GOTESTSUM_VERSION=v1.9.0
 ARG DELVE_VERSION=v1.23.1
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG XX_VERSION=1.6.1
 ARG BUILDKIT_DEBUG
 

frontend/dockerfile/cmd/dockerfile-frontend/Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile-upstream:master
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG XX_VERSION=1.6.1
 
 # xx is a helper for cross-compilation

hack/dockerfiles/archutil.Dockerfile

@@ -2,7 +2,7 @@
 # check=error=true
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG DEBIAN_VERSION=trixie
 
 ARG BUILD_LOONG64=${TARGETPLATFORM#linux/amd64}

hack/dockerfiles/authors.Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile-upstream:master
 
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 
 FROM alpine:${ALPINE_VERSION} AS gen
 RUN apk add --no-cache git

hack/dockerfiles/docs-dockerfile.Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 
 FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS golatest
 

hack/dockerfiles/docs.Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 
 FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS golatest
 

hack/dockerfiles/lint.Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile-upstream:master
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG XX_VERSION=1.6.1
 ARG PROTOLINT_VERSION=0.50.5
 ARG GOLANGCI_LINT_VERSION=1.61.0

hack/dockerfiles/vendor.Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile-upstream:master
 
 ARG GO_VERSION=1.23
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG MODOUTDATED_VERSION=v0.9.0
 
 FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS base