Add test case

Author: akolov

packages/cubejs-backend-native/test/fixtures/schema-tenant-1/test.yml

@@ -1,3 +1,10 @@
 cubes:
   - name: cube_01
     sql_table: 'kek'
+
+  - name: link_test
+    sql: "'https://cube.dev/'"
+    type: string
+    format:
+      label: View on Cube
+      type: link