docs: clarify ISO format for province codes (#12282)

* docs: clarify ISO format for province codes

* regenerate

www/apps/resources/app/commerce-modules/fulfillment/concepts/page.mdx

@@ -39,6 +39,12 @@ A service zone is represented by the [ServiceZone data model](/references/fulfil
 
 A service zone can have multiple geographical zones, each represented by the [GeoZone data model](/references/fulfillment/models/GeoZone). It holds location-related details to narrow down supported areas, such as country, city, or province code.
 
+<Note title="Tip">
+
+The province code is always in lower-case and in [ISO 3166-2 format](https://en.wikipedia.org/wiki/ISO_3166-2).
+
+</Note>
+
 ---
 
 ## Shipping Profile

www/apps/resources/app/commerce-modules/fulfillment/shipping-option/page.mdx

@@ -26,6 +26,12 @@ For example, a fulfillment provider may have a shipping option that can be used
 
 Service zones can be more restrictive, such as restricting to certain cities or province codes.
 
+<Note title="Tip">
+
+The province code is always in lower-case and in [ISO 3166-2 format](https://en.wikipedia.org/wiki/ISO_3166-2).
+
+</Note>
+
 ![A diagram showcasing the relation between shipping options, service zones, and geo zones](https://res.cloudinary.com/dza7lstvk/image/upload/v1712331186/Medusa%20Resources/shipping-option-service-zone-city_m5sxod.jpg)
 
 ---

www/apps/resources/app/storefront-development/products/price/page.mdx

@@ -56,7 +56,7 @@ You also must pass at least one of the following query parameters to retrieve an
         `province`
       </Table.Cell>
       <Table.Cell>
-        The province, which can be taken from a customer's address. This parameter helps further narrowing down the taxes applied on a the product variant's prices.
+        The lower-case [ISO 3166-2 province code](https://en.wikipedia.org/wiki/ISO_3166-2), which can be taken from a customer's address. This parameter helps further narrowing down the taxes applied on a the product variant's prices.
       </Table.Cell>
     </Table.Row>
     <Table.Row>

www/apps/resources/generated/edit-dates.mjs

@@ -20,11 +20,11 @@ export const generatedEditDates = {
   "app/commerce-modules/customer/page.mdx": "2025-04-17T08:48:31.918Z",
   "app/commerce-modules/fulfillment/_events/_events-table/page.mdx": "2024-07-03T19:27:13+03:00",
   "app/commerce-modules/fulfillment/_events/page.mdx": "2024-07-03T19:27:13+03:00",
-  "app/commerce-modules/fulfillment/concepts/page.mdx": "2024-06-19T13:02:16+00:00",
+  "app/commerce-modules/fulfillment/concepts/page.mdx": "2025-04-24T09:21:37.616Z",
   "app/commerce-modules/fulfillment/fulfillment-provider/page.mdx": "2025-02-26T11:21:56.242Z",
   "app/commerce-modules/fulfillment/item-fulfillment/page.mdx": "2024-10-08T14:38:15.496Z",
   "app/commerce-modules/fulfillment/module-options/page.mdx": "2024-10-15T12:51:56.118Z",
-  "app/commerce-modules/fulfillment/shipping-option/page.mdx": "2025-04-17T13:51:40.980Z",
+  "app/commerce-modules/fulfillment/shipping-option/page.mdx": "2025-04-24T09:21:52.540Z",
   "app/commerce-modules/fulfillment/page.mdx": "2025-04-17T08:48:19.367Z",
   "app/commerce-modules/inventory/_events/_events-table/page.mdx": "2024-07-03T19:27:13+03:00",
   "app/commerce-modules/inventory/_events/page.mdx": "2024-07-03T19:27:13+03:00",
@@ -168,7 +168,7 @@ export const generatedEditDates = {
   "app/storefront-development/products/price/examples/sale-price/page.mdx": "2025-03-27T14:47:14.308Z",
   "app/storefront-development/products/price/examples/show-price/page.mdx": "2025-03-27T14:47:14.292Z",
   "app/storefront-development/products/price/examples/tax-price/page.mdx": "2025-03-27T14:47:14.292Z",
-  "app/storefront-development/products/price/page.mdx": "2025-03-26T12:08:16.029Z",
+  "app/storefront-development/products/price/page.mdx": "2025-04-24T09:25:43.094Z",
   "app/storefront-development/products/retrieve/page.mdx": "2025-03-27T14:46:51.433Z",
   "app/storefront-development/products/variants/page.mdx": "2025-03-27T14:46:51.576Z",
   "app/storefront-development/products/page.mdx": "2024-06-11T19:55:56+02:00",