chore(docs): Generated API Reference (#4706)

Co-authored-by: olivermrbl <olivermrbl@users.noreply.github.com>
Co-authored-by: Shahed Nasser <shahednasser@gmail.com>

docs/api/admin/components/schemas/ProductTaxRate.yaml

@@ -1,7 +1,7 @@
 title: Product Tax Rate
 description: >-
-  Associates a tax rate with a product to indicate that the product is taxed in
-  a certain way
+  This represents the association between a tax rate and a product to indicate
+  that the product is taxed in a way different than the default.
 type: object
 required:
   - created_at
@@ -15,7 +15,8 @@ properties:
     type: string
     example: prod_01G1G5V2MBA328390B5AXJ610F
   product:
-    description: Available if the relation `product` is expanded.
+    description: The details of the product.
+    x-expandable: product
     nullable: true
     $ref: ./Product.yaml
   rate_id:
@@ -23,7 +24,8 @@ properties:
     type: string
     example: txr_01G8XDBAWKBHHJRKH0AV02KXBR
   tax_rate:
-    description: Available if the relation `tax_rate` is expanded.
+    description: The details of the tax rate.
+    x-expandable: tax_rate
     nullable: true
     $ref: ./TaxRate.yaml
   created_at:
@@ -40,3 +42,7 @@ properties:
     type: object
     example:
       car: white
+    externalDocs:
+      description: Learn about the metadata attribute, and how to delete and update it.
+      url: >-
+        https://docs.medusajs.com/development/entities/overview#metadata-attribute