linting: G112: Potential Slowloris Attack

Picking 2 seconds, although that's just a randomly picked timeout;
given that this is only for testing, it's not too important.

    e2e/plugin/basic/basic.go:25:12: G112: Potential Slowloris Attack because ReadHeaderTimeout is not configured in the http.Server (gosec)
        server := http.Server{
            Addr:    l.Addr().String(),
            Handler: http.NewServeMux(),
        }

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

e2e/plugin/basic/basic.go

@@ -6,6 +6,7 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"time"
 )
 
 func main() {
@@ -23,8 +24,9 @@ func main() {
 
 	mux := http.NewServeMux()
 	server := http.Server{
-		Addr:    l.Addr().String(),
-		Handler: http.NewServeMux(),
+		Addr:              l.Addr().String(),
+		Handler:           http.NewServeMux(),
+		ReadHeaderTimeout: 2 * time.Second, // G112: Potential Slowloris Attack because ReadHeaderTimeout is not configured in the http.Server
 	}
 	mux.HandleFunc("/Plugin.Activate", func(w http.ResponseWriter, r *http.Request) {
 		w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1.1+json")