SONARGO-393 Modify rule S4423 for Go: remove examples for HTTP servers (#4726)

rules/S4423/go/how-to-fix-it/stdlib.adoc

@@ -28,25 +28,6 @@ func main() {
 }
 ----
 
-For HTTP servers:
-
-[source,go,diff-id=2,diff-type=noncompliant]
-----
-import (
-    "net/http"
-)
-
-func main() {
-    http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
-        w.Write([]byte("Hello world!\n"))
-    })
-    err := http.ListenAndServeTLS(":443", "tls.crt", "tls.key", nil) // Noncompliant: TLS 1.0 by default for servers
-    if err != nil {
-        panic(err)
-    }
-}
-----
-
 ==== Compliant solution
 
 For HTTP clients:
@@ -67,35 +48,6 @@ func main() {
 }
 ----
 
-For HTTP servers:
-
-[source,go,diff-id=2,diff-type=compliant]
-----
-import (
-    "crypto/tls"
-    "net/http"
-)
-
-func main() {
-    mux := http.NewServeMux()
-    mux.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
-        w.Write([]byte("Hello world!\n"))
-    })
-    cfg := &tls.Config{
-        MinVersion: tls.VersionTLS12,
-    }
-    srv := &http.Server{
-        Addr: ":443",
-        Handler: mux,
-        TLSConfig: cfg,
-    }
-    err := srv.ListenAndServeTLS("tls.crt", "tls.key")
-    if err != nil {
-        panic(err)
-    }
-}
-----
-
 
 === How does this work?