LibHTTP: Avoid implicitly copying ByteBuffer

Author: https://github.com/BenWiederhake
Commit: f59f7674c8
Pull-request: https://github.com/SerenityOS/serenity/pull/11142
Reviewed-by: https://github.com/IdanHo

Userland/Libraries/LibHTTP/HttpJob.h

@@ -41,8 +41,8 @@ protected:
     virtual bool is_established() const override { return true; }
 
 private:
-    explicit HttpJob(const HttpRequest& request, OutputStream& output_stream)
-        : Job(request, output_stream)
+    explicit HttpJob(HttpRequest&& request, OutputStream& output_stream)
+        : Job(move(request), output_stream)
     {
     }