add @link tag for navigation

platform/util/src/com/intellij/openapi/util/registry/Registry.java

@@ -17,7 +17,7 @@ import java.util.concurrent.ConcurrentMap;
 
 /**
  * Provides a UI to configure internal settings of the IDE. Plugins can provide their own registry keys using the
- * {@code <registryKey>} extension point (see com.intellij.openapi.util.registry.RegistryKeyBean for more details).
+ * {@code <registryKey>} extension point (see {@link com.intellij.openapi.util.registry.RegistryKeyBean} for more details).
  */
 public class Registry  {
   private static Reference<ResourceBundle> ourBundle;