Remove deprecated ioutil

Author: pierreprinetti

internal/util.go

@@ -5,7 +5,6 @@ import (
 	"crypto/tls"
 	"crypto/x509"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"strings"
@@ -100,7 +99,7 @@ func pathOrContents(poc string) ([]byte, bool, error) {
 	}
 
 	if _, err := os.Stat(path); err == nil {
-		contents, err := ioutil.ReadFile(path)
+		contents, err := os.ReadFile(path)
 		if err != nil {
 			return contents, true, err
 		}