test: add a test for locales in declarative api

jira: CQ-1650
risk: nonprod

Author: fiedlr

packages/gooddata-sdk/tests/catalog/expected/declarative_workspaces.json

@@ -2544,6 +2544,13 @@
                       "id": "geo__state__location",
                       "sourceColumn": "geo__state__location",
                       "sourceColumnDataType": "STRING",
+                      "locale": "en-US",
+                      "translations": [
+                        {
+                          "locale": "cs-CZ",
+                          "sourceColumn": "geo__state__location_cz"
+                        }
+                      ],
                       "tags": [
                         "Customers"
                       ],

packages/gooddata-sdk/tests/catalog/expected/declarative_workspaces_snake_case.json

@@ -209,6 +209,13 @@
                       "source_column": "geo__state__location",
                       "source_column_data_type": "STRING",
                       "description": "Location",
+                      "locale": "en-US",
+                      "translations": [
+                        {
+                          "locale": "cs-CZ",
+                          "source_column": "geo__state__location_cz"
+                        }
+                      ],
                       "tags": [
                         "Customers"
                       ],