add

Author: SevenEarth

.changelog/2737.txt

@@ -0,0 +1,19 @@
+```release-note:new-resource
+tencentcloud_cdc_site
+```
+
+```release-note:new-resource
+tencentcloud_cdc_dedicated_cluster
+```
+
+```release-note:new-data-source
+tencentcloud_cdc_dedicated_cluster_hosts
+```
+
+```release-note:new-data-source
+tencentcloud_cdc_dedicated_cluster_instance_types
+```
+
+```release-note:new-data-source
+tencentcloud_cdc_dedicated_cluster_orders
+```