Fix: Openvpn custom config: remove user set

internal/configuration/openvpn_test.go

@@ -28,7 +28,8 @@ func Test_OpenVPN_JSON(t *testing.T) {
   "custom_config": "",
   "version": "",
   "encryption_preset": "",
-  "ipv6": false
+  "ipv6": false,
+  "procuser": ""
 }`, string(data))
 	var out OpenVPN
 	err = json.Unmarshal(data, &out)

internal/openvpn/custom.go

@@ -64,6 +64,7 @@ func modifyCustomConfig(lines []string,
 			strings.HasPrefix(line, "down "),
 			strings.HasPrefix(line, "verb "),
 			strings.HasPrefix(line, "auth-user-pass "),
+			strings.HasPrefix(line, "user "),
 			len(settings.Cipher) > 0 && strings.HasPrefix(line, "cipher "),
 			len(settings.Cipher) > 0 && strings.HasPrefix(line, "data-ciphers"),
 			len(settings.Auth) > 0 && strings.HasPrefix(line, "auth "),