web::server::interceptor: Add missing virtual destructors for Request/Response interceptors.

src/oatpp/web/server/interceptor/RequestInterceptor.hpp

@@ -47,8 +47,10 @@ public:
   typedef oatpp::web::protocol::http::outgoing::Response OutgoingResponse;
 public:
   
-  /** virtual destructor for base-class deletions */
-  virtual ~RequestInterceptor();
+  /**
+   * Default virtual destructor.
+   */
+  virtual ~RequestInterceptor() = default;
   
   /**
    *

src/oatpp/web/server/interceptor/ResponseInterceptor.hpp

@@ -47,6 +47,11 @@ public:
   typedef oatpp::web::protocol::http::outgoing::Response OutgoingResponse;
 public:
 
+  /**
+   * Default virtual destructor.
+   */
+  virtual ~ResponseInterceptor() = default;
+
   /**
    *
    * This method should not do any "heavy" nor I/O operations <br>