Added tls for http clients (#5766)

* Added global http client

* Added Do func for global http client

* Changed the code to use the global http client

* Fix http client in volume uploader

* Fixed pkg name

* Fixed http util funcs

* Fixed http client for bench_filer_upload

* Fixed http client for stress_filer_upload

* Fixed http client for filer_server_handlers_proxy

* Fixed http client for command_fs_merge_volumes

* Fixed http client for command_fs_merge_volumes and command_volume_fsck

* Fixed http client for s3api_server

* Added init global client for main funcs

* Rename global_client to client

* Changed:
- fixed NewHttpClient;
- added CheckIsHttpsClientEnabled func
- updated security.toml in scaffold

* Reduce the visibility of some functions in the util/http/client pkg

* Added the loadSecurityConfig function

* Use util.LoadSecurityConfiguration() in NewHttpClient func

weed/filer/filer_notify_append.go

@@ -77,7 +77,13 @@ func (f *Filer) assignAndUpload(targetFile string, data []byte) (*operation.Assi
 		PairMap:           nil,
 		Jwt:               assignResult.Auth,
 	}
-	uploadResult, err := operation.UploadData(data, uploadOption)
+
+	uploader, err := operation.NewUploader()
+	if err != nil {
+		return nil, nil, fmt.Errorf("upload data %s: %v", targetUrl, err)
+	}
+
+	uploadResult, err := uploader.UploadData(data, uploadOption)
 	if err != nil {
 		return nil, nil, fmt.Errorf("upload data %s: %v", targetUrl, err)
 	}