Feat/support mariadb data source (#1877)

* feat/support-mariadb-data-source

* feat/support-mariadb-data-source

Author: SevenEarth

.changelog/1877.txt

@@ -0,0 +1,47 @@
+```release-note:new-data-source
+tencentcloud_mariadb_dcn_detail
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_file_download_url
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_flow
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_instance_specs
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_log_files
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_orders
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_price
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_project_security_groups
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_renewal_price
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_sale_info
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_slow_logs
+```
+
+```release-note:new-data-source
+tencentcloud_mariadb_upgrade_price
+```

examples/tencentcloud-address-template/main.tf

@@ -0,0 +1,16 @@
+resource "tencentcloud_address_template" "example" {
+  name      = "example"
+  addresses = ["10.0.0.0/24", "1.1.1.1", "1.0.0.1-1.0.0.100"]
+}
+
+resource "tencentcloud_address_template_group" "example" {
+  name         = "example"
+  template_ids = [tencentcloud_address_template.example.id]
+}
+
+data "tencentcloud_address_templates" "example" {
+  id = tencentcloud_address_template.example.id
+}
+
+data "tencentcloud_address_template_groups" "example" {
+}

examples/tencentcloud-address-template/version.tf

@@ -0,0 +1,3 @@
+terraform {
+  required_version = ">= 0.12"
+}