chore: update golang to 1.23

Signed-off-by: Jayapriya Pai <[email protected]>

Dockerfile

@@ -1,7 +1,7 @@
 # Update the base image in Makefile when updating golang version. This has to
 # be pre-pulled in order to work on GCB.
 ARG ARCH
-FROM golang:1.22.5 as build
+FROM golang:1.23.1 as build
 
 WORKDIR /go/src/sigs.k8s.io/metrics-server
 COPY go.mod .

Makefile

@@ -72,7 +72,7 @@ CONTAINER_ARCH_TARGETS=$(addprefix container-,$(ALL_ARCHITECTURES))
 container:
 	# Pull base image explicitly. Keep in sync with Dockerfile, otherwise
 	# GCB builds will start failing.
-	docker pull golang:1.22.5
+	docker pull golang:1.23.1
 	docker build -t $(REGISTRY)/metrics-server-$(ARCH):$(CHECKSUM) --build-arg ARCH=$(ARCH) --build-arg GIT_TAG=$(GIT_TAG) --build-arg GIT_COMMIT=$(GIT_COMMIT) .
 
 .PHONY: container-all

go.mod

@@ -1,8 +1,8 @@
 module sigs.k8s.io/metrics-server
 
-go 1.22.0
+go 1.23.0
 
-toolchain go1.22.5
+toolchain go1.23.1
 
 require (
 	github.com/google/go-cmp v0.6.0

scripts/go.mod

@@ -1,8 +1,8 @@
 module sigs.k8s.io/metrics-server/scripts
 
-go 1.22.0
+go 1.23.0
 
-toolchain go1.22.5
+toolchain go1.23.1
 
 require (
 	github.com/google/addlicense v1.1.1