Bump golangci/golangci-lint-action from 3 to 4 (#47)

* Bump golangci/golangci-lint-action from 3 to 4

Bumps [golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action) from 3 to 4.
- [Release notes](https://github.com/golangci/golangci-lint-action/releases)
- [Commits](golangci/golangci-lint-action@v3...v4)

---
updated-dependencies:
- dependency-name: golangci/golangci-lint-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* Update forward.go

* Update root.go

* Update root.go

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Marc Brugger <[email protected]>

.github/workflows/go.yml

@@ -21,7 +21,7 @@ jobs:
           go-version-file: "go.mod"
 
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v4
 
       - name: Build
         run: go build -v ./...

cmd/forward.go

@@ -12,13 +12,13 @@ import (
 var forwardCmd = &cobra.Command{
 	Use:   "forward <target URL>",
 	Short: "Forward requests to a different URL, logging all requests and responses",
-	Args: func(cmd *cobra.Command, args []string) error {
+	Args: func(_ *cobra.Command, args []string) error {
 		if len(args) < 1 {
 			return errors.New("requires a target url argument")
 		}
 		return nil
 	},
-	RunE: func(cmd *cobra.Command, args []string) error {
+	RunE: func(_ *cobra.Command, args []string) error {
 		r := router()
 		r.HandleFunc("/{path:.*}", handler.ForwardFor(args[0], disableLogger, withTLS()))
 

cmd/root.go

@@ -32,7 +32,7 @@ var rootCmd = &cobra.Command{
 	Use:     "request-logger",
 	Version: version.Version,
 	Short:   "A Simple webserver allowing to log incoming requests",
-	RunE: func(cmd *cobra.Command, args []string) error {
+	RunE: func(_ *cobra.Command, _ []string) error {
 		var config *conf.Conf
 		var err error
 		if configFile != "" {