Update golang to 1.23.1

Author: ashwani2k

.ci/pipeline_definitions

@@ -19,11 +19,11 @@ kupid:
                 build: ~
     steps:
       check:
-        image: 'golang:1.19.4'
+        image: 'golang:1.23.1'
       test:
-        image: 'golang:1.19.4'
+        image: 'golang:1.23.1'
       build:
-        image: 'golang:1.19.4'
+        image: 'golang:1.23.1'
         output_dir: 'binary'
 
   jobs:

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.19.4 as builder
+FROM golang:1.23.1 as builder
 
 WORKDIR /go/src/github.com/gardener/kupid
 # Copy the Go Modules manifests

example/controller-registration.yaml

@@ -1,6 +1,8 @@
 module github.com/gardener/kupid
 
-go 1.19
+go 1.23
+
+toolchain go1.23.1
 
 require (
 	github.com/gardener/gardener v1.47.0

go.mod

@@ -747,6 +747,7 @@ go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/goleak v1.1.10/go.mod h1:8a7PlsEVH3e/a/GLqe5IIrQx6GzcnRmZEufDUTk4A7A=
 go.uber.org/goleak v1.1.11-0.20210813005559-691160354723/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/goleak v1.1.12 h1:gZAh5/EyT/HQwlpkCy6wTpqfH9H8Lz8zbm3dZh+OyzA=
+go.uber.org/goleak v1.1.12/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/multierr v1.6.0 h1:y6IPFStTAIT5Ytl7/XYmHvzXQ7S3g/IeZW9hyZ5thw4=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=