build(codegen): updating SDK

Author: ct-sdks[bot]

changes.md

@@ -9,3 +9,13 @@
 - added type `GraphQLValidityLockConflictError`
 </details>
 
+**Checkout changes**
+
+<details>
+<summary>Added Type(s)</summary>
+
+- added type `CountryCode`
+- added type `CurrencyCode`
+- added type `Locale`
+</details>
+