feat: add region and subregion columns to country_mapping datasources (IN-1188) (#4297)

Signed-off-by: Gašper Grom <gasper.grom@gmail.com>

Author: gaspergrom

services/libs/tinybird/datasources/country_mapping_ds.datasource

@@ -1,8 +1,10 @@
 SCHEMA >
-    `country` String,
-    `flag` String,
-    `country_code` String,
-    `timezone_offset` Int16
+    `country` String `json:$.country`,
+    `flag` String `json:$.flag`,
+    `country_code` String `json:$.country_code`,
+    `timezone_offset` Int16 `json:$.timezone_offset`,
+    `region` String `json:$.region`,
+    `subregion` String `json:$.subregion`
 
 ENGINE MergeTree
 ENGINE_SORTING_KEY flag, country_code, timezone_offset

services/libs/tinybird/datasources/country_mapping_no_flags_ds.datasource

@@ -1,7 +1,9 @@
 SCHEMA >
-    `country` String,
-    `country_code` String,
-    `timezone_offset` Int16
+    `country` String `json:$.country`,
+    `country_code` String `json:$.country_code`,
+    `timezone_offset` Int16 `json:$.timezone_offset`,
+    `region` String `json:$.region`,
+    `subregion` String `json:$.subregion`
 
 ENGINE MergeTree
 ENGINE_SORTING_KEY country, timezone_offset