Fix logging

Signed-off-by: abarreiro <abarreiro@vmware.com>

util/logging.go

@@ -8,9 +8,7 @@
 package util
 
 import (
-	"encoding/json"
 	"fmt"
-	"github.com/vmware/go-vcloud-director/v2/types/v56"
 	"io"
 	"log"
 	"net/http"
@@ -219,14 +217,8 @@ func isBinary(data string, req *http.Request) bool {
 		}
 	}
 	// Special case for UI Plugins
-	if data != "" && strings.Contains(data, "plugin") {
-		// A good candidate to be a UI plugin
-		var uiPlugin types.UIPluginMetadata
-		err := json.Unmarshal([]byte(data), &uiPlugin)
-		if err == nil && uiPlugin.PluginName != "" {
-			// There's no error, it is a UI Plugin then.
-			return true
-		}
+	if strings.Contains(data, "manifest.json") && strings.Contains(data, "bundle.js") {
+		return true
 	}
 
 	return false