add changelog

Author: mikatong

.changelog/3540.txt

@@ -0,0 +1,19 @@
+```release-note:new-resource
+tencentcloud_wedata_task
+```
+
+```release-note:new-resource
+tencentcloud_wedata_workflow_folder
+```
+
+```release-note:new-resource
+tencentcloud_wedata_workflow
+```
+
+```release-note:new-resource
+tencentcloud_wedata_resource_file
+```
+
+```release-note:new-resource
+tencentcloud_wedata_resource_folder
+```