feat(fulfillment): Separate list and context rules validation (#6674)

**What**

- Add method to validate fulfillment option from the provider
- Separate list/list and count from context rules validation and add listShippingOptionsForContext

FIXES CORE-1861

integration-tests/modules/__tests__/cart/store/cart.workflows.spec.ts

@@ -1413,7 +1413,7 @@ medusaIntegrationTestRunner({
                 geo_zones: [
                   {
                     type: "country",
-                    country_code: "us",
+                    country_code: "dk",
                   },
                 ],
               },
@@ -1637,7 +1637,7 @@ medusaIntegrationTestRunner({
                 geo_zones: [
                   {
                     type: "country",
-                    country_code: "us",
+                    country_code: "dk",
                   },
                 ],
               },