update resource file doc

Author: mikatong

tencentcloud/services/wedata/resource_tc_wedata_resource_file.md

@@ -3,12 +3,18 @@ Provides a resource to create a wedata wedata_resource_file
 Example Usage
 
 ```hcl
+resource "tencentcloud_wedata_resource_folder" "wedata_resource_folder" {
+  project_id         = 2905622749543821312
+  parent_folder_path = "/"
+  folder_name        = "folder"
+}
+
 resource "tencentcloud_wedata_resource_file" "wedata_resource_file" {
     project_id = 2905622749543821312
     resource_name = "tftest.txt"
     bucket_name = "data-manage-fsi-1315051789"
     cos_region = "ap-beijing-fsi"
-    parent_folder_path = "/"
-    resource_file = "/datastudio/resource/2905622749543821312/test"
+    parent_folder_path = "${tencentcloud_wedata_resource_folder.wedata_resource_folder.parent_folder_path}${tencentcloud_wedata_resource_folder.wedata_resource_folder.folder_name}"
+    resource_file = "/datastudio/resource/2905622749543821312/${tencentcloud_wedata_resource_folder.wedata_resource_folder.parent_folder_path}${tencentcloud_wedata_resource_folder.wedata_resource_folder.folder_name}/test"
 }
 ```

website/docs/r/wedata_resource_file.html.markdown

@@ -14,13 +14,19 @@ Provides a resource to create a wedata wedata_resource_file
 ## Example Usage
 
 ```hcl
+resource "tencentcloud_wedata_resource_folder" "wedata_resource_folder" {
+  project_id         = 2905622749543821312
+  parent_folder_path = "/"
+  folder_name        = "folder"
+}
+
 resource "tencentcloud_wedata_resource_file" "wedata_resource_file" {
   project_id         = 2905622749543821312
   resource_name      = "tftest.txt"
   bucket_name        = "data-manage-fsi-1315051789"
   cos_region         = "ap-beijing-fsi"
-  parent_folder_path = "/"
-  resource_file      = "/datastudio/resource/2905622749543821312/test"
+  parent_folder_path = "${tencentcloud_wedata_resource_folder.wedata_resource_folder.parent_folder_path}${tencentcloud_wedata_resource_folder.wedata_resource_folder.folder_name}"
+  resource_file      = "/datastudio/resource/2905622749543821312/${tencentcloud_wedata_resource_folder.wedata_resource_folder.parent_folder_path}${tencentcloud_wedata_resource_folder.wedata_resource_folder.folder_name}/test"
 }
 ```